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Friday, August 07, 2026

The Arctic In A Changing World: Climate, Security And Ethics Of Global Governance – Analysis



By K.M. Seethi

Key Takeaways:

Climate change is transforming the Arctic into a new arena of geopolitical competition by opening shipping routes, exposing resources and increasing military activity among the US, Russia, NATO, the EU and China.

The region is shifting from post-Cold War cooperation (Arctic Council) to strategic rivalry, creating a security dilemma that raises risks of miscalculation, including in the nuclear domain.

Sustainable Arctic governance requires balancing security interests with environmental protection, scientific cooperation and the rights of the nearly four million people—especially Indigenous communities—who live there.


The Arctic is rapidly becoming one of the principal arenas of twenty-first century geopolitical competition. The retreat of sea ice, driven by accelerating climate change, is opening new maritime routes, exposing vast reserves of hydrocarbons and critical minerals, and expanding access to strategic waters that were once locked beneath permanent ice. What was long regarded as a region of scientific inquiry and environmental conservation has become an area where military strategy, economic interests and great-power rivalry increasingly have assumed considerable importance.

The United States, Russia, NATO and the European Union are expanding their strategic presence across the High North through military deployments, naval exercises, surveillance systems, icebreaker fleets and critical infrastructure projects. China, although not an Arctic state, is steadily broadening its scientific, commercial and technological engagement, viewing the region as an important component of its long-term global strategy. The Arctic has consequently become an arena where geopolitical ambitions increasingly interconnect one of the world’s fastest-changing environments.

This growing competition could be seen against a backdrop of profound ecological transformation. Rising temperatures, thawing permafrost, disappearing sea ice and changing marine ecosystems are changing the physical geography of the Arctic at an unprecedented pace. These environmental changes are creating new economic opportunities while simultaneously increasing ecological vulnerability. As strategic competition intensifies, concerns over environmental protection, Indigenous rights and international cooperation have been overshadowed by military calculations and resource politics.

Climate Change is Transforming the Arctic

Few regions demonstrate the consequences of climate change more clearly than the Arctic. Scientific observations show that the region is warming nearly four times faster than the global average. Rising temperatures have accelerated the melting of sea ice, thawing of permafrost and erosion of Arctic coastlines. These changes are transforming landscapes that have remained relatively stable for thousands of years.

The consequences go beyond the Arctic itself. Melting sea ice is opening new shipping routes that were once inaccessible for much of the year. Areas previously locked beneath permanent ice are attracting growing interest because of their reserves of oil, natural gas, rare earth minerals and other critical resources. Fisheries are also shifting as marine ecosystems respond to warming waters. What was once largely inaccessible has become increasingly reachable, drawing governments, industries and military planners into a region that was previously regarded as geographically remote.

Climate change is also exposing hidden environmental risks. Arctic permafrost contains approximately 1,300 gigatonnes of organic carbon, while marine sediments and river deltas store another 400 gigatonnes. As frozen ground thaws, increasing quantities of this ancient carbon enter Arctic rivers and coastal waters. Recent research from the Alfred Wegener Institute and the University of Bremen offers a more nuanced understanding of this process. Scientists found that although large amounts of carbon are released into the Arctic Ocean, much of it becomes buried in seabed sediments rather than immediately returning to the atmosphere. Microorganisms consume only about 10 per cent of the carbon deposited in marine sediments, while the remainder is stored beneath the seafloor. These findings may improve climate models, although researchers caution that thawing permafrost continues to alter Arctic ecosystems in complex ways that remain poorly understood.


The movement of sediments and organic material is already affecting marine biodiversity. Increased sediment loads reduce the amount of sunlight reaching underwater ecosystems, influencing algae that support fish, crustaceans and marine mammals. The Arctic’s ecological changes therefore extend from microscopic organisms to entire food webs upon which Indigenous communities have depended for generations. Climate change is transforming economic opportunities, transportation networks, ecological systems and political calculations simultaneously.

Climate Change and the Return of Geopolitics

Environmental transformation has coincided with a profound turn in global politics. As the Arctic becomes more accessible, major powers increasingly regard the region as strategically indispensable. The United States has substantially elevated the Arctic within its national security agenda. A striking illustration is President Donald Trump’s decision to launch a programme to construct 11 heavy polar icebreakers through a partnership with Finland, valued at approximately US$7 billion. Trump has long argued that the United States has lagged behind Russia in Arctic capabilities. He frequently contrasts America’s small operational icebreaker fleet with Russia’s 56 polar icebreakers and China’s growing Arctic presence.


The administration argues that expanded icebreaking capacity is essential for protecting American interests as shipping routes expand and strategic competition intensifies. Critics, however, question both the scale of the programme and the procurement process. The United States Coast Guard’s own assessment had concluded that four or five heavy icebreakers would adequately meet operational requirements. Independent analysts have also questioned whether sufficient long-term funding exists to maintain such a large fleet after construction.

The renewed American interest goes beyond ships. President Trump has repeatedly expressed interest in Greenland, arguing that its location gives it exceptional strategic value for North American security. These remarks have generated unease in Greenland, Denmark and among several European allies, who fear that the Arctic is increasingly being viewed primarily through the prism of strategic competition rather than partnership.

The European Union has also reassessed its Arctic outlook. A recent policy brief argues that the Union’s 2021 Arctic Strategy recommends treating the Arctic, North Atlantic and Baltic Sea as a single strategic theatre. It calls for greater investment in surveillance systems, satellites, underwater autonomous technologies, critical infrastructure and Arctic communications, while also reducing European dependence on imported critical minerals. The report further argues that climate change should be understood as a security multiplier because it increases military activity, exposes critical infrastructure and opens new navigation routes. At the same time, it emphasises that Europe must continue supporting Indigenous communities and sustainable regional development alongside its expanding security agenda.

A Changing Security Landscape

The transformation of the Arctic is equally evident in military planning. NATO has significantly expanded its presence following the accession of Finland and Sweden, bringing seven of the eight Arctic states within the Alliance. New initiatives such as Arctic Sentry, Forward Land Forces Finland, expanded Iceland Air Policing and the establishment of a Combined Air Operations Centre in northern Norway illustrate an effort to improve surveillance, interoperability and operational readiness across the High North.

Military cooperation has also become increasingly sophisticated. The United States and Norway have intensified joint coast guard operations, naval exercises and the testing of unmanned surface and underwater vehicles capable of operating in Arctic conditions. Maritime exercises now routinely involve multiple Arctic partners, reflecting a growing emphasis on coordinated responses across the North Atlantic and Arctic waters.

For NATO, these measures respond primarily to Russia’s expanding military infrastructure, renewed activity on the Kola Peninsula and increasing cooperation between Russia and China. From Moscow’s perspective, however, NATO’s enlargement and expanding military presence represent a direct challenge to Russian security. The result is a classic security dilemma in which each side justifies its own military expansion as defensive while interpreting the other’s actions as threatening.

The Arctic is consequently becoming an arena where climate change and strategic rivalry reinforce one another. Melting sea ice opens new opportunities for navigation and resource extraction. Those opportunities encourage greater military presence. Increased military activity, in turn, raises the risk of miscalculation in a region where communication channels and confidence-building mechanisms have weakened considerably.

The Arctic’s Emerging Nuclear Dimension

The Arctic has long occupied a central place in the strategic calculations of nuclear powers. Much of Russia’s sea-based nuclear deterrent is concentrated in the High North, including strategic submarines, missile early-warning systems and major military installations. During the Cold War, the region formed one of the principal frontiers of nuclear competition. Today, climate change is altering the physical environment in which these strategic systems operate.

The retreat of sea ice is making Arctic waters more accessible to naval forces while simultaneously changing submarine operating conditions. Military vessels from several countries are likely to encounter one another more frequently in increasingly navigable waters. Such encounters increase the possibility of misunderstanding, accidents or escalation between nuclear-armed states. The Arctic is therefore becoming an area where environmental change and strategic instability intersect.

Another concern lies beneath the thawing ground itself. Large quantities of radioactive waste remain buried in former Soviet military sites, including areas around Novaya Zemlya and locations where decommissioned nuclear submarines were disposed of during the Cold War. Rising temperatures and thawing permafrost may expose or destabilise these contaminated sites, creating environmental hazards whose long-term consequences remain uncertain.

The enlargement of NATO has further altered the Arctic security system. With Finland and Sweden joining the Alliance, almost the entire Arctic now falls within NATO’s collective defence framework, while Russia continues to strengthen its military infrastructure across its northern territories. Some European policymakers have also reopened discussions on strengthening independent nuclear deterrence in response to growing uncertainty about long-term American security commitments. These developments suggest that climate change, conventional military competition and nuclear security increasingly reinforce one another, demanding new approaches to governance and risk reduction.

From Cooperation to Strategic Competition

For nearly three decades after the end of the Cold War, the Arctic was widely regarded as an example of constructive international cooperation. The establishment of the Arctic Council in 1996 created a forum where the eight Arctic states worked together on scientific research, environmental protection and sustainable development despite wider political differences. Indigenous organisations also gained an unprecedented institutional voice through their participation as Permanent Participants.

That cooperative spirit has weakened considerably. Relations deteriorated after Russia’s annexation of Crimea in 2014 and reached a new low following Russia’s invasion of Ukraine in 2022. Ministerial cooperation within the Arctic Council has largely stalled, while scientific collaboration has become increasingly difficult. Institutions that once encouraged dialogue now struggle to function amid growing geopolitical tensions.

At the same time, security concerns have moved to the forefront of Arctic policy. NATO has expanded its operational presence, while Arctic governments have strengthened surveillance systems, military exercises and maritime coordination. The European Union has proposed integrating Arctic security more closely with defence planning, critical infrastructure protection and industrial policy. Hybrid threats—including repeated damage to submarine communication cables and other critical infrastructure—have reinforced the perception that the Arctic is inevitably a part of the geopolitical confrontations.

The danger is that military preparedness, while understandable in an uncertain security environment, may gradually replace dialogue as the dominant language of Arctic governance. Without sustained diplomatic engagement, confidence-building measures and scientific cooperation, the region has become another arena where rivalry overshadows shared responsibility.

Listening to the People of the Arctic


Amid discussions of military strategy, shipping routes and critical minerals, one reality is often overlooked: the Arctic is home to nearly four million people. For Indigenous communities, including the Sámi, Inuit and many others, the Arctic is neither a strategic frontier nor an economic opportunity. It is home, history and identity.

Finnish Arctic scholar Markku Heikkilä argues that the future of the North cannot be decided solely by governments, military planners or corporations. Decisions about infrastructure, mining and resource development must also reflect the knowledge and aspirations of the people who have lived in the Arctic for generations. The debate surrounding the proposed Sakatti copper-nickel mine in Finnish Lapland illustrates these tensions. While the project could contribute to Europe’s demand for critical minerals, it also threatens ecologically sensitive wetlands protected under the Natura 2000 network and raises concerns among reindeer-herding communities. Similar dilemmas are emerging across the Arctic as governments seek greater access to minerals considered essential for the global energy transition.

These debates remind us that sustainable development must be evaluated by its effects on ecosystems, cultural continuity and community well-being. Indigenous knowledge, accumulated over centuries of living in demanding Arctic environments, remains indispensable for understanding ecological change and promoting sustainable governance. The Arctic therefore requires a model of development that places local communities alongside governments and scientists in shaping public policy.

Towards an Ethics of Stewardship

The Arctic raises questions that are more significant unlike geopolitical concerns. It challenges humanity to reconsider its relationship with nature at a time when environmental change is unfolding faster than political institutions can respond. Climate change has demonstrated that ecological systems do not recognise political boundaries. Carbon released from thawing permafrost, rising sea levels and changing ocean currents affect societies far beyond the Arctic Circle.

An ethical approach begins by recognising that security goes beyond military capability. Genuine security also depends on ecological stability, scientific cooperation, respect for Indigenous rights and responsible stewardship of natural resources. Policies that treat the Arctic merely as a theatre for strategic competition would accelerate the very instability they seek to prevent.

Even during periods of political disagreement, scientific cooperation has often remained one of the few channels through which trust can be sustained. Collaborative research on climate change, biodiversity, marine ecosystems and environmental monitoring should therefore be strengthened rather than weakened by geopolitical tensions.

There is also a compelling case for renewing multilateral dialogue. Several scholars have proposed complementary mechanisms involving governments, military officials, coast guards, scientists and Indigenous representatives to address practical concerns such as maritime safety, environmental emergencies, nuclear risk reduction and search-and-rescue cooperation. Such initiatives will not eliminate strategic competition, but they can reduce the risk of misunderstanding and encourage confidence-building where formal diplomacy has become difficult.

The upshot is that the we cannot allow Arctic to become another arena where environmental change is viewed primarily as an opportunity for strategic gain. We should, instead, remind the international community that ecological responsibility and peaceful cooperation remain indispensable foundations of global security.


About K.M. Seethi

K.M. Seethi is Director, Inter University Centre for Social Science Research and Extension (IUCSSRE), Mahatma Gandhi University (MGU), Kerala. He also served as ICSSR Senior Fellow, Senior Professor of International Relations and Dean of Social Sciences at MGU. One of his latest works is "ENDURING DILEMMA Flashpoints in Kashmir and India-Pakistan Relations."
View all posts by K.M. Seethi →



Fish over Trump: Economy will determine Iceland's vote on the EU

The town of Grindavik, in southwestern Iceland, home to many fishermen
Copyright AP Photo

By Vincenzo Genovese
Published on

While Arctic security and US claims over Greenland dominate international headlines, Icelanders are set to decide their European future on far more familiar grounds such as fish and farming. The 29 August referendum is less about geopolitics than sovereignty and identity.

Blue whiting, mackerel and golden redfish could prove more decisive at the ballot box than US President Donald Trump's expansionist ambitions, Russia's looming threats or European politicians' sweet nothings.

In Iceland, where the sea shapes the economy, livelihoods and national identity, the most significant crossroads of the last decade ultimately comes down to one thing: fish.

On 29 August, Icelanders will vote on whether to resume negotiations to join the European Union, restarting a process that was frozen in 2013. If voters approve, negotiations with Brussels will kick off again – with the prospect of joining the EU sooner than other countries on the waiting list.

At first glance, the geopolitical timing seems obvious. The United States' renewed interest in Greenland, combined with the long war in Ukraine, has pushed the Arctic higher on Europe's strategic agenda, while Icelanders appear increasingly caught between two great powers.

Yet beneath the headlines, the campaign tells a different story. This referendum is being fought over economics, sovereignty and, above all, control of Iceland's fishing grounds, according to Eirikur Bergmann, politics professor at Bifröst University and one of the country's best-known political writers.

“Icelanders are split in half,” he said, arguing that public debate still centres, as it always has, on the benefits of adopting the euro and the risks facing the fishing industry.

Fishermen's concerns are Iceland's concerns

While fishing's share of Iceland's GDP is declining, it still accounted for about 8% in 2024. It remains one of the country's largest export industries and the backbone of many coastal communities.

This isn't the first time Icelanders have fought over the sea: during the three “Cod Wars” between 1958 and 1976, Reykjavík successfully defended its maritime claims against the United Kingdom.

Today, the threat comes from the EU's Common Fisheries Policy (CFP), which manages fishing resources among member states. The “shared fish stocks” that fall under the jurisdiction of more than one state, with a division of catch quotas, are the biggest concern for the Icelandic fishing industry, prompting exemptions or special arrangements if the country joins the EU.

Iceland's fishing industry is indeed built around one of the world's most sophisticated quota systems. It sets scientifically based catch limits and allocates fishing rights to each vessel, with quotas that can also be traded.

For fishermen in coastal towns such as Ísafjörður or Vestmannaeyjar, local media report that the question is not only how much fish Iceland can catch, but also who should have the right to decide who catches it.

As Foreign Minister Þorgerður Katrín Gunnarsdóttir said in a recent interview, fisheries and agriculture are likely to become the toughest chapters in any renewed accession talks.

Like fishermen, Iceland's farmers also operate under one of Europe's most protected agricultural systems, supported by public subsidies designed to compensate for the country's harsh climate and small domestic market.

For them, the feared acronym is CAP (Common Agricultural Policy), the EU agriculture overhaul which distributes subsidies according to common rules and could disrupt the entire domestic system.

Supporters of EU integration are also betting on economic advantages for their campaign.

The biggest is the eventual adoption of the euro. This would eliminate exchange-rate volatility caused by the Icelandic krona, bringing down inflation, interest rates and the cost of international trade, as highlighted in a recent report from the Organisation for Economic Co-operation and Development (OECD).

A referendum born by chance

This renewed interest in Europe is not a response to Trump's repeated statements about Greenland and expansion ambitions in the Arctic region.

While the United States has long been Iceland's principal security guarantor through NATO and cooperation with the EU becomes more attractive if Washington becomes less predictable, the security issue has neither shaped domestic politics nor is it dominating the discussion on the referendum.

“I wouldn't say that has properly filtered into the debate yet,” Bergmann said, arguing that the country decided to hold the referendum after the 2024 election.

“This is prior to the second term of Donald Trump and prior to these geopolitical changes. The security defence issue was not a part of that decision,” he said.

The referendum is the consequence of a change in government rather than a dramatic shift in public opinion.

A Eurosceptic coalition came to power in 2013, suspending negotiations and later withdrawing Iceland's application altogether, without consulting the electorate. The pendulum swung back in 2024, and a coalition of pro-European parties pledged to let Icelanders decide whether negotiations should resume.

“The only reason Iceland is moving ahead now is that we have a change in government. But the EU question had nothing to do with these parties coming to power,” Bergmann said.

He believes this explains why opinion polls remain finely balanced, with Icelanders revisiting a question that has divided the country since the early 2000s.

Trump and Russian President Vladimir Putin may have reminded Iceland that the international order is changing, but voters entering polling stations are likely to think less about Greenland or Russia's ambitions in the Arctic than about domestic economic concerns.

A clear path to the EU

While Icelanders remain divided over whether negotiations should even resume, Iceland would probably face a smoother accession process than many candidate countries in the Western Balkans or Eastern Europe.

Iceland is already deeply integrated into Europe: it's a member of the single market through the European Economic Area (EEA), and enjoys free movement of people, goods, services and capital within the Schengen area.

Negotiations would not start from scratch, but would be built on the results of the previous agreements.

By the time Iceland withdrew its application in 2013, 27 negotiating chapters had been opened, 11 of which had been provisionally closed.

If negotiations resume, the European Commission will first need to assess the legislative changes that have taken place in Iceland over the past decade before discussions can formally restart.

“Beyond the technicalities, it is clear that Iceland would be going into the negotiations one step ahead, compared to another candidate country,” an EU official told Euronews.

The Nordic country is also largely aligned with the EU on democratic standards, according to Valérie Hayer, leader of the liberal Renew Europe group in the European Parliament and one of the staunchest supporters of Iceland’s accession.

“It is already a highly capable democratic partner (which) shares common values and (which) already plays a pivotal role in North Atlantic security,” she said, claiming that adding Reykjavík would reinforce the EU’s geopolitical reach.

European politicians and EU officials stressed that Iceland has nothing to lose in EU membership talks and that joining the Union poses no threat to the Icelandic language: it would enjoy the same official status as other EU languages, despite being spoken by fewer than 400,000 people.

Even so, for many Icelanders, the referendum on Europe raises deeper questions of identity. Some fear joining a supranational institution would result in a gradual erosion of Iceland's political autonomy, a particularly sensitive issue for a country that achieved full independence from Denmark in the 20th century.

The future of Iceland's relationship with Europe may ultimately depend on emotional considerations, another EU official familiar with the matter told Euronews.

“Voting will take place on the mainland, but people will vote looking at the sea.”


Tuesday, July 28, 2026

Review

The Odyssey Challenges the Right-Wing Myth of a “Golden Past”

The new film pushes back against MAGA attempts to use a fetishization of the ancient world to legitimizing bigotry.

July 25, 2026

The cast of The Odyssey attends the premiere of the film on July 14, 2026, in New York City.
Mike Coppola/Getty Images for Universal Pictures


Editor’s Note: This article contains spoilers.


Christopher Nolan’s The Odyssey opens with a shot of the bard Demodocus — played by rapper Travis Scott — hitting a staff on a table for a beat. The movie then cuts to Sinon, an Achaean soldier in front of the Trojan Horse, who is played by transgender actor Elliot Page. Later, the hero, Odysseus (a somber Matt Damon) confesses that he is a war criminal. The blood on his hands stopped him from coming home.

The new film, which turns Homer’s epic into a critique of the West, started drawing the ire of right-wing critics before it even hit the screens. This version of The Odyssey calls out racism. It calls out patriarchy. It exposes the human cost of war and denounces the military machismo that Homer and the modern right-wing “manosphere” celebrate. It corrects the failure of empathy in the 8th century BCE epic. We are lucky to have a version of the Odyssey that portrays the real conflict within the story: how a scared and wounded man tries to heal his humanity so he can come home.
Don’t Look a Gift Horse in the Mouth

In the film, Trojan soldiers on horseback gallop across a beach to the Trojan Horse, a giant statue, half-buried in sand. They see the scared soldier Sinon, who says the Trojan Horse is a peace offering. Hardened by war, they kill Sinon but wheel the statue into the city. In its belly, Odysseus and his men wait for nightfall to open Troy’s gates for their army to bring death and destruction.

Nolan’s The Odyssey cuts back and forth across time. In this way, Nolan is loyal to the structure of Homer’s poem, which tells scenes in flashbacks. The center of gravity is Odysseus, long-bearded, trapped on an idyllic island by the nymph Calypso (played by an ethereal Charlize Theron). She drugs him with a lotus flower that causes amnesia. Bit by bit, he remembers his journey after the Trojan War. He recalls his arrogance at guiding his men on a quick sail home. He got them lost and killed. Struck by guilt, he eats more of the memory-erasing lotus.

Memory is key in this movie. Memories of war are how a son, Telemachus (a stoic Tom Holland), learns of his father, Odysseus, and in turn learns how to “become a man.” Memories of war are also how Odysseus accepts the blood on his hands. At the high point in the film, the effects of the lotus fade. He remembers the sacking of Troy. Fire eating stone. Soldiers hacking people like butchers working sides of beef. Odysseus wanders around, stunned at the gore and death. Finally, he snaps out of it, and says to Calypso, “I didn’t want to go home.”


Is There a Future Without Incarceration? Abolitionist Art Shows Us One.
Prison abolitionist art creates a future to briefly live in, and from that place, turn and look at our present. By Nicholas Powers , Truthout May 23, 2026


I read Homer’s Odyssey. I taught Homer’s Odyssey. I can tell you that however soul-stirring and epic it may be, it is written for the elite ruling class.

Nolan’s The Odyssey centers the inner conflict of a war veteran struggling with trauma. When Damon’s Odysseus returns to his castle in Ithaca, disguised as a beggar, he talks with his wife about the horror of war. Nolan’s focus is not original; in 2024’s The Return, actor Ralph Fiennes also played an Odysseus wracked by grief and guilt. Fiennes said in an interview it was “an antiwar film.” In that version, Penelope (played by a steely Juliette Binoche) yelled at him, “How many men did you kill? How many women, raped?”

I read Homer’s Odyssey. I taught Homer’s Odyssey. I can tell you that however soul-stirring and epic it may be, it is written for the elite ruling class. Homer’s Odysseus in no way shows how violence maims men’s souls. But as Damon’s Odysseus walks numb while Troy burns, you can imagine it not as Troy but as Tehran after U.S. and Israeli attacks, or Baghdad during Desert Storm, or Ukraine after Russian missile strikes.
Make Patriarchy Gross Again

In this new recasting of The Odyssey,feminist critiques also abound. The film shows the pressure of patriarchy on women characters such as Penelope (an embattled Anne Hathaway), Circe the witch (a haunting Samantha Morton), and also the unnamed women cut down by soldiers. The tragedy is that the film’s critique can only go so far to the degree that it remains loyal to the source material. Homer’s original, beginning to end, reaffirms male supremacy.

Mother and son fight over the future. Telemachus urges Penelope to marry. He pleads with her that this way, he can maneuver to the throne. She snarls at him, “I have sat on the throne for years! I have experience but none of it matters as much as the bristle on your beard.” She storms off, the point made that she is the most capable leader, but in a patriarchy, her young son has more authority than she does.

The sharpest feminist critique comes at the hands of a witch. During a flashback, Odysseus remembers sailing to island. His men are hungry and spot a farm house. They run to it and the grey-haired Circe, a witch in disguise, feeds them meaty broth that casts a spell. In a deliciously lurid scene, she reshapes each man into a pig, like a sculptor working wet clay. When Odysseus comes, he knows she is a witch. She accuses men of being animals, led by “base instincts” who rob and rape and kill. Only after Odysseus threatens to kill her sister, whom she transformed into a raven, does she reverse the spell, changing the pigs back into his soldiers. Bitterly, she says, “Back into your disguises.” Male self-image is a mask hiding their animal nature.

The Right-Wing Freak Out

Right-wing critics ripped their hair out over this film before it even hit theaters. They hated that Nolan actively diversified the cast. They saw it as evidence that this was a “woke” Odyssey. Once again, their argument goes, liberals stole another piece of culture from them and ruined it.

Exhibit number one: the rumor that Elliot Page would play Achilles. (Not true —again, he played Sinon the soldier.) MAGA critics discovered that Page was cast and got it into their heads that he was Achilles, the most famous warrior in all of literature. Achilles was played like a beefcake calendar model by Brad Pitt in 2004’s Troy. The idea of a transgender actor supposedly “desecrating” Achilles masculinity drove them to create AI videos showing Page as Achilles getting easily killed or stumbling over his shield.

Meanwhile right-wing critics also derided the casting of Black actor Lupita Nyong’o as Helen of Troy as historically inaccurate. Really, they were grasping for an excuse to vent racism. Elon Musk called her casting an “insult.” Right-wing personality Matt Walsh posted on X: “Not one person on the planet actually thinks that Lupita Nyong’o is ‘the most beautiful woman in the world.’” Again, the racist AI videos came, one showing Black actor Samuel L. Jackson as Helen of Troy, implying Nyong’o was ugly.

The fight over who owns history is the fight over legitimacy. Whoever owns the past owns the future.

What spurred this right-wing freak out? A fetish for a “golden past.” Seen through the right’s political lens, the past is a time of law and order, in which natural roles in gender and class were strictly observed, which led to social harmony. In this illusionary past, the best ruled and the inferior obeyed. Professor Curtis Dozier dissects the right’s obsession with antiquity in his 2026 book, The White Pedestal: How White Nationalists Use Ancient Greece and Rome to Justify Hate. He argues that the ancient world is a mirror in which racists can see themselves, legitimized by academic prestige, and that history reflects their values. He summarized the right’s use of history in a New Books Network interview:


Look, this society, ancient Greece and Rome, which you respect and believe is a high point in human civilization, they excluded foreigners from citizenship. They excluded women from political rights. They regarded outsiders as a dangerous threat. They practiced eugenic measures. Plato said if any deformed infants are born, they should be taken away and put into a dark place and never seen again.

The fight over who owns history is the fight over legitimacy. Whoever owns the past owns the future. It is a fight you see in the reactions to Zack Snyder’s 2006 movie 300 compared to Nolan’s 2026 The Odyssey. Snyder’s Spartan warriors, lean and muscled, were idealized men. 300 became the war cry of the MMA-glorifying, manosphere-participating, testosterone-advocating MAGA man. Like Dozier said, it gave their male fantasies a fake Ph.D. in history. It gave them license to attack empathy and women’s rights and diversity.


Home, Sweet Home

The reaction to Nolan’s The Odyssey gives me hope. Yes, it’s flawed. Yes, Nolan’s loyalty to the text forces him to miss more daring interpretations. Yes, the theme of trauma as the obstacle to Odysseus coming home is overwhelmed by the spectacle of violence. In the end scene, it’s obvious the film relishes in Odysseus massacring the suitors. Even so, at the end, the old king exiles himself so his son Telemachus can rule Ithaca with clean hands, saying that Zeus’s Law (basically, the Golden Rule) means Odysseus must leave again, so that peace can come.

In part, Odysseus chooses exile because earlier in the film, he realizes that he was wrong. Everywhere he stopped, he was told about the “people from the sea” who came and stole and killed and ravaged. They broke Zeus’s Law. They brought darkness. Odysseus, in a moment of clarity, says: “We were the sea people. We were.”

In a time of war and poverty and global warming, we need this version of The Odyssey. We need to see a war veteran learning how to heal in order to belong again. The U.S. has committed so much violence in its short 250-year history. We have suffered from it and also sometimes caused it, and we feel lost. But we can get home. We have to recognize our complicity in the chaos we decry. We have to see the blood on our hands, clean it off, and then hopefully, when we reach out for forgiveness, we’ll receive it.


This article is licensed under Creative Commons (CC BY-NC-ND 4.0), and you are free to share and republish under the terms of the license.


Nicholas Powers
Nicholas Powers is the author of Thirst, a political vampire novel; The Ground Below Zero: 9/11 to Burning Man, New Orleans to Darfur, Haiti to Occupy Wall Street; and most recently, Black Psychedelic Revolution. He has been writing for Truthout since 2011. His article, “Killing the Future: The Theft of Black Life” in the Truthout anthology Who Do You Serve, Who Do You Protect? coalesces his years of reporting on police brutality.

Thursday, July 16, 2026

 SPACE/COSMOS

 

Faintest planet ever imaged from Earth found after more than 10 years of hide-and-seek



ESO

VLT image of the Beta Pictoris d exoplanet 

image: 

This image, taken with ESO’s Very Large Telescope (VLT) shows Beta Pictoris d, a new planet found orbiting the star Beta Pictoris. The star is at the centre of the frame, and was subtracted when processing the data, revealing the environment around it. The new planet, indicated with an arrow, is the third one found around this star. The other two are Beta Pictoris b –– the bright source to the left, and Beta Pictoris c, orbiting much closer to the star and not seen here.

The image was taken with the ERIS instrument at the VLT. Based on its infrared brightness and colour, the new planet appears to be a gas giant, about 2.4 times more massive than Jupiter.

The diffuse horizontal band in this image is a debris disc around the star, seen here edge-on, the leftover material of planetary formation.

view more 

Credit: ESO/B. Sutlieff, M. Bonse et al.




A team of astronomers have discovered a third planet orbiting the star Beta Pictoris. The new planet, Beta Pictoris d, is 100 times fainter than Beta Pictoris b — the first planet discovered in the same system — and is among the lightest exoplanets ever to be imaged from the ground. After spotting the planet using the European Southern Observatory’s Very Large Telescope (ESO’s VLT), the team found it had been hiding in archive observations spanning more than a decade.

This was a serendipitous discovery,” says Ben Sutlieff, co-lead of the study published today in The Astrophysical Journal Letters and astronomer at the University of Edinburgh, United Kingdom. “We initially wanted to look more at a known planet in the system, Beta Pictoris b, to see how it changed over time,” he adds. However, when the team went to analyse their images of the system, they noticed something else, separated from Beta Pictoris b, that led them down an entirely new path.

“‘There’s something else there, did you see it?’” Markus Bonse, ESO astronomer in Germany and the other co-lead of the study, recalls saying when looking at the data. To confirm the nature of their detection, the team looked through the ESO archive, a catalogue of past observations made with ESO facilities. They found a new planet, Beta Pictoris d, in multiple images dating back as far as 11 years ago, including one where it was only just visible against the glare of its larger neighbour Beta Pictoris b. “Planet d, it seems, has been playing a game of hide-and-seek with us for over a decade and only now can we say ‘found you!’” says Jayne Birkby, co-author of the study and astronomer at the University of Oxford, United Kingdom.

The newly discovered planet, like the two others in the system, is a gas giant like Jupiter or Saturn. However, Beta Pictoris d has a much wider orbit than the planets Beta Pictoris b and Beta Pictoris c. Moreover, while the first two planets are each around ten times the mass of Jupiter, the new planet is only 2.4 times more massive than Jupiter, making it one of the lightest ever imaged from the ground. The planet is also relatively cold and, hence, extremely faint relative to its host star.

Direct imaging, where the light from an object is captured as in a photograph, only works for planets bright enough to show up next to their much brighter host stars. Taking a direct image of a planet as faint as Beta Pictoris d, therefore, represents a significant achievement. “The new planet is 100 times fainter than Beta Pictoris b, the famous planet in the same system, making it the faintest exoplanet ever imaged directly from Earth,” explains Bonse [1].

This first clear detection of Beta Pictoris d, which is 63 light-years away from us, was made with the ERIS instrument on the VLT by Sutlieff, Bonse and their team. An independent team led by Aidan Gibbs at the University of California, US, also discovered the same planet using the James Webb Space Telescope (JWST), a facility of the US, European and Canadian space agencies. Their results are also published today in The Astrophysical Journal Letters.

To confirm a planet’s discovery from a detection, astronomers usually have to make follow-up observations. However, this system had been extensively studied, with several images stored in the ESO and JWST science archives. “To our joy, out it popped in previous SPHERE observations,” says Birkby, referring to another VLT instrument previously used to observe the Beta Pictoris system. The planet was also spotted in archival observations from NIRCam, a JWST instrument. Now that the team knew where to look for the potential new planet, “it turns out it was hiding in the data all along!” says Birkby. Co-author Valentin Christiaens, researcher at CEA Paris-Saclay, France, adds: “The detections in the archival SPHERE data are not only very exciting on their own, but also because they suggest a number of treasures are still hidden in the archives of VLT instruments!

Beta Pictoris is now the second system, after HR 8799, where more than two planets have been directly imaged. “Systems with multiple directly imaged exoplanets are the ‘holy grails’ of discoveries, because they can teach us a lot about what different exoplanets are like in the same formation environment,” says Sutlieff [2]. Beta Pictoris d also clears up a mystery in its planetary system, as it has exactly the right mass and position to explain the particular shape of the surrounding debris disc, made of the leftovers of planet formation.

The discovery of Beta Pictoris d in this way encourages further direct imaging of planetary systems where faint planets may have been hiding in plain sight, including with ESO’s upcoming Extremely Large Telescope (ELT). “Planets seem to have friends,” says Beth Biller, also a co-author of the paper and astronomer at the University of Edinburgh, “many of the famous directly imaged exoplanet systems seem to have multiple giant planets in the same system, and likely there are even more lower mass planets hiding in these systems that might be revealed with instruments on the ELT.”

Notes

[1] Beta Pictoris d is the faintest exoplanet ever imaged from Earth when corrected for the distance to the system — faintest in absolute magnitude (owing to its size and temperature only) not in apparent magnitude (where distance also contributes to faintness).

[2] Beta Pic is part of a group of stars all with the same age, and some of them have planets too. Beta Pic d seems to be almost a twin of one of these planets, 51 Eri b, meaning astronomers can use them both to anchor their models of how planets evolve and grow over time.

More information

This research was presented in a paper to appear in The Astrophysical Journal Letters (https://doi.org/10.3847/2041-8213/ae80a0).

This paper, co-led by B. J. Sutlieff and M. J. Bonse, involves over 90 authors from around the world, including Belgium, France, Germany, Ireland, Italy, the Netherlands, Switzerland, the United Kingdom and Chile.

The European Southern Observatory (ESO) enables scientists worldwide to discover the secrets of the Universe for the benefit of all. We design, build and operate world-class observatories on the ground — which astronomers use to tackle exciting questions and spread the fascination of astronomy — and promote international collaboration for astronomy. Established as an intergovernmental organisation in 1962, today ESO is supported by 16 Member States (Austria, Belgium, Czechia, Denmark, France, Finland, Germany, Ireland, Italy, the Netherlands, Poland, Portugal, Spain, Sweden, Switzerland and the United Kingdom), along with the host state of Chile and with Australia as a Strategic Partner. ESO’s headquarters and its visitor centre and planetarium, the ESO Supernova, are located close to Munich in Germany, while the Chilean Atacama Desert, a marvellous place with unique conditions to observe the sky, hosts our telescopes. ESO operates three observing sites: La Silla, Paranal and Chajnantor. At Paranal, ESO operates the Very Large Telescope and its Very Large Telescope Interferometer, as well as survey telescopes such as VISTA. Also at Paranal, ESO will host and operate the south array of the Cherenkov Telescope Array Observatory, the world’s largest and most sensitive gamma-ray observatory. Together with international partners, ESO operates ALMA on Chajnantor, a facility that observes the skies in the millimetre and submillimetre range. At Cerro Armazones, near Paranal, we are building “the world’s biggest eye on the sky” — ESO’s Extremely Large Telescope. From our offices in Santiago, Chile we support our operations in the country and engage with Chilean partners and society.

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Alien world chemistry found inside meteorite that struck New Jersey home


The high concentration of salt in briny fluids can potentially create molecules crucial to life on Earth



SETI Institute

Fragment 

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Fragment of the Hillsborough meteorite, broken on impact, with fusion crust from passing at high speed through the Earth’s atmosphere.

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Credit: SETI Institute





July 15, 2026, Mountain View, CA -- On July 16, 2024 a daytime meteor shook New York City with a sonic boom as it passed just south of the Statue of Liberty. Now, an international team of researchers reports in the journal Science Advances that a short time later, a more than two-pound meteorite crashed through the roof of a house in the town of Hillsborough, New Jersey.

“A forensic study of the fragments revealed that they contained preserved bits from near the surface of a primitive asteroid where it experienced concentrated salty fluids—a process not previously known from this type of proto planet world,” said lead author and meteor astronomer Peter Jenniskens of the SETI Institute and NASA’s Ames Research Center in California’s Silicon Valley.

On that day, a rock the size of a heavy airline bag entered the Earth’s atmosphere at a speed of 32,000 miles/h (14.4 kilometers per second). Sixty observers from New York, New Jersey, Connecticut, Rhode Island and

Pennsylvania reported seeing the meteor to the American Meteor Society, while sixteen in New York and New Jersey felt the shockwave.

“Our cameras in Northford, Connecticut, and Douglassville, Pennsylvania, as well as a doorbell camera in Wayne, New Jersey, captured the meteor, and from that we measured its trajectory,” said American Meteor Society operations manager Mike Hankey. “The path traced back to low in the asteroid belt.”

The rock was fragile and quickly broke into pieces. The meteor stopped being visible at an altitude of 22 miles (35 kilometers). After it faded, a Doppler weather radar at Newark Airport briefly detected a long cloud of falling pebbles stretching from Staten Island into New Jersey. Hillsborough was at the far end of that cloud, where the largest rocks came down. Only one was recovered because it hit a house.

The owner of the house described the scene as follows: “I was at home at the time, heard a loud crash and found a hole in the ceiling of the master bedroom. I smelled a strong sulfur-like odor and saw many black fragments along with debris and black dust that covered my bed, carpet and surrounding areas.”

He then immediately preserved and documented the entire scene using disposable gloves and aluminum foil to place the meteorite fragments in glass jars.

When scientists examined the rocks, they determined it belonged to one of two known types of primitive meteorites called CM-type carbonaceous chondrites, where the letter “M” refers to the Mighei meteorite that fell in Ukraine in 1889.

According to paper co-author Mike Zolensky, a meteoriticist at NASA’s Johnson Space Center in Houston, analysis of the Hillsborough meteorite found fragments that were more extensively altered by water on the meteorite’s parent asteroid than is typically seen in CM2 carbonaceous chondrites and classified the specimen as a CM1/2 carbonaceous chondrite, an intermediate classification between petrographic types CM1 and CM2.

Hillsborough is the 22nd observed CM-type meteorite fall, but only the second witnessed fall of a CM1/2 carbonaceous chondrite, following the Kolang meteorite that fell in North Sumatra, Indonesia, in 2020. All others are CM2-types. No CM1-type falls have been witnessed.

“Thanks to the homeowner’s quick reaction, these are the most pristine CM1/2 meteorites we know of,” said Jenniskens.

Another prominent primitive type of carbonaceous chondrite is called CI, with “I” after the meteorite Ivuna that fell in Tanzania in 1938. Samples of this type were brought back in pristine condition from asteroid Ryugu by JAXA’s Hayabusa 2 mission and from asteroid Bennu by NASA’s OSIRIS-REx mission. They were found to contain ample evidence of the influence of briny fluids from just below the surface of their parent asteroid.

Zolensky and colleague JangMi Han found small salt-rich CM1 fragments within the Hillsborough meteorite, suggesting they originated from a near-surface region of the parent asteroid where liquid water evaporated and concentrated salts. They are now working to identify the salt minerals for comparison with similar phases found among samples returned to Earth from asteroids Ryugu and Bennu.

The high concentration of salt in briny fluids can potentially create molecules crucial to life on Earth. Brines allow phosphate to remain in solution and can catalyze chemical reactions between organics and precipitate minerals.

“Isotope studies of carbon and nitrogen suggest that primitive carbonaceous chondrites, including CM-types, delivered organic matter to the early Earth,” said cosmochemist Queenie Chan of Royal Holloway University of London, England, and biogeochemist Nana Ogawa of the Biogeochemistry Research Center at the Japan Agency for Marine-Earth Science and Technology. “The Hillsborough meteorite contained 1.8% by weight of carbon and 0.07% of nitrogen, and had carbon and nitrogen isotopes typical for CM-type meteorites.”

The meteorite contained a wide variety of soluble organic compounds, and its compositional range confirms that the Hillsborough meteorite was more altered by water than most other CM-type meteorites.

“A high fraction of compounds were the product of organic chemistry with minerals,” said organic mass spectrometry specialist Phil Schmitt-Kopplin of Technical University Munich. “We do not know if these magnesium organic compounds were contributed by brine chemistry or were simply left over from earlier impact shock processes.”

In living organisms, organo-metallic compounds are found in blood and used in photosynthesis. Among the soluble organic compounds were also many amino acids, similar to those found in more moderately altered CM2 chondrites.

Astrobiologist Danny Glavin of NASA’s Goddard Space Flight Center in Greenbelt, Maryland, and his team in Goddard’s Astrobiology Analytical Lab, concluded that the delivery of amino acids, carboxylic acids, and other soluble organic molecules by CM-type bodies may have contributed to the prebiotic organic inventory that preceded the emergence of life on Earth. Their analysis suggests the complex distribution of amino acids observed in the Hillsborough meteorite formed within the parent body, likely assisted by brine fluid chemistry.

Some of the meteorite fragments will be curated at the American Museum of Natural History in New York City.

“We are thrilled that nature delivered such a precious asteroid sample on our doorstep,” said curator Denton Ebel.

Read the original paper: www.science.org/doi/10.1126/sciadv.ea2105


Impact site and fragment 

Daytime meteor (left), impact site and a fragment of the Hillsborough meteorite.

Briny fragment 

Scientists discovered that this bit of the Hillsborough meteorite is rich in salts and came from near the surface of the parent body asteroid.

Credit

SETI Institute



About the SETI Institute

Founded in 1984, the SETI Institute is a non-profit, multi-disciplinary research and education organization whose mission is to lead humanity’s quest to understand the origins and prevalence of life and intelligence in the Universe and to share that knowledge with the world. Our research encompasses the physical and biological sciences and leverages expertise in data analytics, machine learning and advanced signal detection technologies. The SETI Institute is a distinguished research partner for industry, academia and government agencies, including NASA and NSF.

Listening to ‘ringing’ black holes unlocks future gravitational-wave astronomy





University of Birmingham

GW250114: Rotating Black Holes Collide 

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GW250114: Rotating Black Holes Collide 
 

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Credit: Aurore Simonnet (SSU/EdEon), LVK, URI; LIGO Collaboration




Listening to the 'ringing’ produced by black holes after they collide and merge could allow scientists to test Einstein’s theory of General Relativity under the most extreme conditions in the Universe whilst unlocking the secrets of these mysterious objects. 

Leading a major international review with the Institute of Physics, astrophysicists at the University of Birmingham, Johns Hopkins University and Intituto Superior Tecnico of Lisbon showcase how black hole ‘spectroscopy’ is rapidly evolving from a theoretical concept into powerful experimental science. 

During the ‘ringdown’ phase following collision and merger, a newly formed black hole emits characteristic gravitational-wave vibrations known as ‘quasinormal modes’. By measuring these frequencies, scientists can determine the black hole's mass and how fast it is spinning, as well as investigating whether Einstein's theory is correct. 

Since the first detection of gravitational waves in 2015, the LIGO-Virgo-KAGRA collaboration has observed hundreds of black hole mergers and measured tens of black hole ringing down according to their characteristic tones.  

So far, every observed ringdown agrees with general relativity, but current detectors are limited. Future observatories - including the European-led Einstein Telescope, the US Cosmic Explorer and the space mission LISA - may find fresh evidence for new physics. 

Review co-lead Dr Gregorio Carullo, from the University of Birmingham, said: “By listening to the ringing of newly formed black holes, we are turning gravitational waves into a tool for exploring some of the deepest questions in physics, from the nature of gravity itself to the possibility of discovering entirely new forms of matter and energy.” 

Black hole collisions generate intense gravitational fields that cannot be recreated in laboratories on Earth. Researchers have discovered: 

  • Multiple ringing overtones, analogous to harmonics in musical instruments,  
    in LIGO data. 

  • Mode interactions, where vibrations influence one another. 

  • Dynamical modes excitations. 

  • Exceptional points, where modes merge and behave in unusual ways. 

  • “Tails” of emission, amplified by mergers in crowded astrophysical environments. 

The review identifies black hole ringdowns as potential ways of testing phenomena beyond the Standard Model of particle physics, including: 

  • Beyond-Einstein gravity theories 

  • Dark matter 

  • Quantum-scale effects near black hole horizons 

The review brings together more than 70 experts from institutions across the UK, Europe, North America, Asia and South America to provide the most comprehensive assessment yet of the field and was spurred by the largest international workshop dedicated to the topic, hosted by the Danish Architectural Center, Copenhagen, in 2024. 

The next generation of detectors is expected to transform the field, giving scientists instruments that should detect many more black hole mergers and measure multiple vibration modes routinely. These future observatories should allow astrophysicists to uncover black hole formation mechanisms challenging current models, test Einstein's theory far more precisely and search for new particles and forces.  

Reflecting on these upcoming advancements, Carullo said: "As gravitational-wave detectors become more sensitive, black hole spectroscopy promises to transform black holes from mysterious objects into precision laboratories to study challenging astrophysical processes and uncover new fundamental physics phenomena." 

ENDS 

For more information, please contact Tony Moran, International Communications Manager  t.moran@bham.ac.uk or +44 (0)7827 832312 

'Black hole spectroscopy: from theory to experiment' - Emanuele Berti et al is published by the Institute of Physics. 

IMAGE CAPTION – GW250114: Rotating Black Holes Collide 
Illustration Credit: Aurore Simonnet (SSU/EdEon), LVK, URI; LIGO Collaboration 

Notes for editors  

  • The University of Birmingham is ranked amongst the world’s top 100 institutions. Its work brings people from across the world to Birmingham, including researchers, teachers and more than 40,000 students from over 150 countries. 

  • England’s first civic university, the University of Birmingham is proud to be rooted in one of the most dynamic and diverse cities in the country. A member of the Russell Group and a founding member of the Universitas 21 global network of research universities, the University of Birmingham has been changing the way the world works for more than a century. 

  • Participating institutions: University of Birmingham, UK; Johns Hopkins University, USA; Niels Bohr Institute, Denmark; Universidade de Lisboa, Portugal; Beijing Institute of Mathematical Sciences and Applications, China; University of Waterloo, Canada; Friedrich-Schiller-Universität, Jena, Germany; INFN sezione di Torino, Italy; Columbia University, New York, USA; Universidad Complutense de Madrid, Spain; Radboud University, Nijmegen, The Netherlands; Scuola Normale Superiore, Pisa, Italy; The Barcelona Institute of Science and Technology, Spain; Universitat de Barcelona, , Spain; Syracuse University, USA; University of Massachusetts Dartmouth, USA; University of Maryland, USA; Astroparticle Physics Laboratory, NASA/GSFC, USA; Center for Research and Exploration in Space Science and Technology, NASA/GSFC, USA; Universidade Federal do ABC, Sao Paulo, Brazil; Wake Forest University, Winston-Salem, USA; University of Illinois at Urbana-Champaign, USA; University of Southampton, UK; Universita di Pisa, Italy; Max Planck Institute for Gravitational Physics, Potsdam, Germany; Stony Brook University, USA;  Flatiron Institute, New York, USA; California Institute of Technology, Pasadena, USA; and Université Paris Cité, France. 

Risks of solar storms may be underestimated warn researchers



Lancaster University

Solarwindillustration 

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Illustration of solar wind streaming from a fuming sun drives auroras bright enough to be seen far from the poles, a dazzling signature of an extreme geomagnetic storm

 

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Credit: Nithin Sivadas NASA Goddard Space Flight Center




The effects of extreme space weather may be larger than previously thought reveals research in the journal Nature.

The Nature paper entitled “Regression to the mean can explain saturation of geomagnetic storms” is led by Dr Nithin Sivadas of NASA’s Goddard Space Flight Center and co-authored by Dr Maria Walach from Lancaster University.

Space weather – caused by fluctuating electric fields in Earth’s magnetic field and upper atmosphere - can affect technologies on and around Earth in several ways. Extreme geomagnetic storms make up some of the less frequent but extreme cases of space weather.

An example of space weather are extreme geomagnetic storms which are temporary disturbances in the plasma and magnetic field around the Earth causing disruptions in global satellite communication, extensive power outages, and even how much radiation astronauts and pilots are exposed to.

For decades, scientists have thought that there is an upper limit to how Earth responds to solar storms. Electric currents in the Earth’s upper atmosphere are widely understood to reach an upper limit with increasing solar wind strength.

But now research suggests the upper limit is an illusion resulting from uncertainty in the measurement of the solar wind strength, as the true value regresses towards the mean. If so, this means solar storms could have far worse effects on our technology than previously thought.

Dr Walach said: “Our planet’s magnetic field does a really great job of protecting us against many space weather effects and so they often just show up as glitches or beautiful aurora. There are however extreme cases, where satellites unexpectedly fall back to Earth, or we lose communication and GPS signals.” 

The solar wind is a never-ending stream of hot gases flowing from the Sun, which can strengthen during solar eruptions. Observations have suggested that, as the solar wind strengthens, electric currents in the Earth’s upper atmosphere — which can affect satellites, communications, and navigation signals — increase to a certain point but then, on average, level off.

The team say this apparent limit is merely an effect of uncertainties in solar wind measurements.

They claim the issue is that most solar wind measurements of extreme events are taken by spacecraft at Lagrange point one, which is a million miles closer to the Sun than the Earth. Hence the solar wind that strikes the Earth is likely weaker due to a regression to the mean effect. Averaging observations from many events makes it look like strong solar winds do not produce equally strong currents because on average weaker solar winds arrive at Earth.

The team found evidence from more than a million solar wind measurements taken by Earth-orbiting NASA spacecraft, very close to our planet. Analysis of these observations showed a direct relationship between the strength of the solar wind and the currents in the upper atmosphere, suggesting there is no upper limit but rather Earth’s response will continue to increase along with the solar wind strength, and impacts to technology can increase as well.

Dr Walach said: “If there is no upper limit to our planet’s response to the solar wind, modelling for extreme cases needs to take this into account and we should be vigilant of space weather effects. Fortunately, these very extreme cases are rare, but this also means we have limited data to work with and only time will tell what happens at the very extreme one-in-a-thousand-year kind of event.”             

The lead author Dr Sivadas said: “We usually assume the truth may be around its measurement. But probability theory says it leans one way. That's why space weather risks appear underestimated.”