Arctic sea ice hits lowest winter level as heat records are shattered worldwide
Arctic sea ice levels are crucial to Earth's climate because, without the ice reflecting sunlight, more heat energy goes into the oceans.
Arctic
"Black carbon" in Arctic an increasing concern amid other issues in region
"Black carbon," or soot, that spews from ships and makes the Artic Ocean ice melt even faster is an increasing concern in a region beset with many other issues.
As Trump disparages NATO allies, they chase Russian subs in the Arctic
As Trump questions the loyalty of a NATO ally, CBS News joins one of its warships taking part in a drill far from home, aimed at defending Europe and the U.S.
NATO's mission to boost presence in Arctic
Planning is underway for a new mission to boost NATO's presence in the Arctic. It follows President Trump's demand to take over Greenland, claiming NATO allies don't do enough to guard against threats from Russia and China. Holly Williams reports.
Scientists "quite surprised" to find one polar bear population thriving
After decades monitoring polar bears in Norway's far north, researchers say the animals have proven incredibly adaptable, but there are no guarantees for the future.
Canadian amb.: U.S.-Canada deal "not doomed"
Kirsten Hillman, Canada's ambassador in D.C., told CBS News the U.S. and Canada are "not in the middle of a divorce, but we are in the middle of a change." She also said Canada is "deeply committed to Arctic defense."
Trump aims for 2-week timeline on Greenland deal
On his way back from the World Economic Forum, President Trump set a two-week timeline for a deal on Greenland. Kenneth Rosen, award-winning war correspondent and author of "Polar War," joins with analysis.
Canadian ambassador to U.S. on Arctic defense
President Trump has revoked his invitation for Canada to join his newly founded Board of Peace. This comes alongside a war of words with his Canadian counterpart, Mark Carney. CBS News chief foreign affairs correspondent and "Face the Nation" moderator Margaret Brennan spoke with Canadian Ambassador to the U.S. Kirsten Hillman about the issue.
Lake effect snow sweeps Eastern U.S.
The Eastern U.S. was dealing with lake effect snow over the weekend as Arctic air is expected to bring frigid temperatures to much of the country this week. Rob Marciano reports.
Maps show why Greenland is so important as the Arctic warms
As the Earth warms, new shipping routes from one side of the globe to the other are opening around Greenland, making the vast island a strategic priority for superpowers.
White House discussing options for Greenland
The White House is discussing options for acquiring Greenland, including a U.S. military takeover by force. CBS News senior White House and political correspondent Ed O'Keefe has the latest.
Arctic temperatures rising twice as fast as elsewhere, NOAA report says
Temperatures in the Arctic continue to follow a long-term warming trend, according to the National Oceanic and Atmospheric Administration.
China has "unprecedented number" of ships in U.S. Arctic waters, DHS says
The Department of Homeland Security says this year has seen an "unprecedented" presence of Chinese military and research vessels in the U.S. Arctic region.
Reindeer populations could drop by up to 80% by 2100, researchers say
Reindeer populations across the Arctic will likely decline due to future climate change with the North American population facing the highest risk, researchers predict.
China research ships ramping up activity in U.S. Arctic, Coast Guard says
The U.S. Coast Guard reports an increase in activity by Chinese research vessels in and around the U.S. Arctic.
Record-breaking arctic chill moving across U.S.
A massive arctic chill is moving over much of the country, bringing bone-chilling cold and snow. More than 67 million Americans are under winter weather alerts. David Begnaud reports and CBS News climate and weather contributor Jeff Berardelli shows the forecast.
Manchin warns of Russian aggression in the Arctic
Sen. Joe Manchin, D-West Virginia, joins moderator Margaret Brennan to discuss his recent trip to the Arctic amid U.S. intelligence reports that Russia is conducting secret nuclear weapon tests there.
Why ice loss in the Arctic is threatening polar bear populations
After a summer of fasting on land, the bears need to get back to their frozen home to hunt seals and bulk up. But their migration ritual is changing.
U.S., Canadian jets scrambled as Russian warplanes spotted in the Arctic
Several hours later, NORAD said it also scrambled two F-16 fighter jets from Alaska to Greenland.
Arctic tundra becoming a source of carbon dioxide emissions, NOAA warns
The Arctic tundra has historically helped reduce global emissions. But rising temperatures and wildfires in the region are changing that, scientists say.
NASA shows off image of U.S. military's abandoned "city under the ice"
Scientists now have a clearer picture of Camp Century, an abandoned U.S. military base long hidden under the ice in Greenland, thanks to a NASA research team's good luck.
Fossils in Greenland ice sheet reveal increased risk of sea level rise
New research about Greenland's ice sheet could provide a warning of what's to come as the planet continues to warm.
Russia and China push back against U.S. warnings over Arctic activity
The U.S. says climate change is helping Russia and China boost activity in the Arctic. Moscow and Beijing insist there's no cause for alarm.
Russia says its fighter jets intercepted U.S. bombers in the Arctic
"The crews of the Russian fighters identified the aerial target as a pair of U.S. Air Force B-52H strategic bombers," Moscow's defense ministry wrote.
Canada to quadruple sub fleet as NATO, Russia and China eye the Arctic
Canada plans to buy 12 new submarines as the U.S. and its allies and adversaries step up operations in the thawing Arctic.
Trump heads to China today for high-stakes meeting with Xi
Trade, Taiwan and tensions with Iran are surefire topics for President Trump's meeting with Chinese leader Xi Jinping.
Live
Iran vows to fight on as Trump says ceasefire is "on life support"
President Trump is expected to encourage China to pressure Iran to make a deal to end the war when he visits Beijing this week and meets with President Xi Jinping.
Exclusive
Mediator Pakistan allowed Iran to park military aircraft on its airfields
The effort potentially shielded Iranian aircraft from American airstrikes, according to U.S. officials with knowledge of the matter.
The Nancy Guthrie investigation could hang on a strand of DNA
A strand of DNA. An eerie doorbell video. The investigation into Nancy Guthrie's disappearance reaches 100th day with no sign of a breakthrough.
CDC leader says hantavirus not "a five-alarm fire bell"
Jay Bhattacharya, the acting director of the Centers for Disease Control and Prevention, told CBS News that the hantavirus outbreak should be treated differently from COVID.
Supreme Court clears path for Alabama to redraw congressional map
The Supreme Court set aside lower court decisions that had blocked the state from using a congressional map drawn by Republicans in 2023 that contained one majority-Black district.
What to know about today's primaries in Nebraska and West Virginia
Voters are going to the polls in Nebraska and West Virginia on Tuesday, with Democrats vying for the chance to run in an open seat in Nebraska that the party has long been eyeing.
Virginia Democrats ask Supreme Court to reinstate blocked congressional map
Virginia Democrats asked the Supreme Court to restore its congressional map that aimed to give Democrats an edge in the midterms, days after it was blocked by the state's highest court.
Elon Musk and other CEOs invited to be in Trump's delegation to China
Elon Musk, Tim Cook and other high-powered business leaders have been invited to be a part of the U.S. delegation traveling to China this week.
U.S.
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The Nancy Guthrie investigation could hang on a strand of DNA
A strand of DNA. An eerie doorbell video. The investigation into Nancy Guthrie's disappearance reaches 100th day with no sign of a breakthrough.
Texas sheriff says 7th body could be tied to shipping container deaths
The body of a seventh person was located Monday nearly 150 miles north of a Union Pacific rail yard in Laredo, where six bodies were discovered on Sunday afternoon.
Supreme Court clears path for Alabama to redraw congressional map
The Supreme Court set aside lower court decisions that had blocked the state from using a congressional map drawn by Republicans in 2023 that contained one majority-Black district.
Virginia Democrats ask Supreme Court to reinstate blocked congressional map
Virginia Democrats asked the Supreme Court to restore its congressional map that aimed to give Democrats an edge in the midterms, days after it was blocked by the state's highest court.
Supreme Court continues to temporarily maintain mail access to abortion pill
Justice Samuel Alito extended an administrative stay that maintained access to mifepristone through the mail.
MoneyWatch
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Trump proposes gas tax holiday, but savings may be limited
Suspending the federal gas tax would have a modest impact on fuel prices, while also requiring congressional approval.
ChatGPT developer sued over FSU shooting: "They planned this shooting together"
The family of one of the victims in last year's deadly mass shooting at Florida State University accused ChatGPT developer OpenAI of enabling the suspect leading up to the attack.
Dua Lipa alleges Samsung uses copyrighted image of her to sell TVs
Pop singer accuses electronics manufacturer Samsung of using a copyrighted image of her face to sell TVs.
Exclusive
Trump says he aims to suspend gas tax "for a period of time"
President Trump made the comments in a phone interview with CBS News chief White House correspondent Nancy Cordes.
Fed unlikely to cut interest rates until 2027, Bank of America says
A "hawkish" turn at the Fed and stubbornly high inflation could delay interest rate cuts, according to Bank of America economists.
Politics
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What to know about today's primaries in Nebraska and West Virginia
Voters are going to the polls in Nebraska and West Virginia on Tuesday, with Democrats vying for the chance to run in an open seat in Nebraska that the party has long been eyeing.
Trump heads to China today for high-stakes meeting with Xi
Trade, Taiwan and tensions with Iran are surefire topics for President Trump's meeting with Chinese leader Xi Jinping.
Supreme Court clears path for Alabama to redraw congressional map
The Supreme Court set aside lower court decisions that had blocked the state from using a congressional map drawn by Republicans in 2023 that contained one majority-Black district.
Virginia Democrats ask Supreme Court to reinstate blocked congressional map
Virginia Democrats asked the Supreme Court to restore its congressional map that aimed to give Democrats an edge in the midterms, days after it was blocked by the state's highest court.
Supreme Court continues to temporarily maintain mail access to abortion pill
Justice Samuel Alito extended an administrative stay that maintained access to mifepristone through the mail.
HealthWatch
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WHO chief says "work not over" after evacuation of hantavirus-stricken ship
The head of the World Health Organization says "our work is not over" to contain hantavirus after evacuations from a cruise ship hit by a deadly outbreak of the illness.
Americans from hantavirus ship quarantining
The 18 Americans who were aboard a hantavirus-stricken cruise ship have returned to the U.S. and are now in quarantine. One remains in the biocontainment unit at the University of Nebraska Medical Center after testing positive. Ian Lee has more.
NIH director on hantavirus risk
Dr. Jay Bhattacharya, director of the National Institutes of Health and acting director of the Centers for Disease Control and Prevention, spoke with "CBS Evening News" anchor Tony Dokoupil about what risks hantavirus poses to the U.S. public.
CDC leader says hantavirus not "a five-alarm fire bell"
Jay Bhattacharya, the acting director of the Centers for Disease Control and Prevention, told CBS News that the hantavirus outbreak should be treated differently from COVID.
Why hantavirus is not like COVID, according to infectious disease experts
Infectious disease experts have sought to reassure people that the hantavirus cruise ship outbreak poses very low risks to the wider public.
World
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WHO chief says "work not over" after evacuation of hantavirus-stricken ship
The head of the World Health Organization says "our work is not over" to contain hantavirus after evacuations from a cruise ship hit by a deadly outbreak of the illness.
Iran hangs another man as executions increase during war
Since the start of the war, Iran has ramped up executions, particularly in cases involving alleged espionage or security-related charges.
Trump heads to China today for high-stakes meeting with Xi
Trade, Taiwan and tensions with Iran are surefire topics for President Trump's meeting with Chinese leader Xi Jinping.
American climber dies in avalanche on Nepal's Mount Makalu
American climber Shelley Johannesen died in an avalanche on Mount Makalu, officials said Tuesday, as fatalities mount early in Nepal's busy spring climbing season.
CDC leader says hantavirus not "a five-alarm fire bell"
Jay Bhattacharya, the acting director of the Centers for Disease Control and Prevention, told CBS News that the hantavirus outbreak should be treated differently from COVID.
Entertainment
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Dua Lipa alleges Samsung uses copyrighted image of her to sell TVs
Pop singer accuses electronics manufacturer Samsung of using a copyrighted image of her face to sell TVs.
Annette Bening talks "Dutton Ranch"
Annette Bening talks about starring in the "Yellowstone" spinoff "Dutton Ranch," why she wanted to play her character and learning to ride a horse for the role.
Matt Damon and Ben Affleck sued over movie
Inspired by a true story, Netflix's "The Rip," starring Ben Affleck and Matt Damon, follows two Miami-Dade police officers as they discover more than $20 million of cartel cash during a drug raid and reveals corruption within the department. But now the real-life officers involved in the raid are suing Damon and Affleck through their production company. Carter Evans reports.
5/10: Sunday Morning
Hosted by Jane Pauley. Featured: The Supreme Court ushers in a new era of gerrymandering; the legacy of CBS News Radio; motherless daughters; comedian Martin Short; rebuilding L.A.; remembering Ted Turner; and Martha Stewart prepares a Mother's Day breakfast.
Martin Short: Facing tragedy with joy
When you learn what Martin Short has endured in his private life, as captured in the hilarious and heartbreaking documentary "Marty: Life Is Short," the comedian's irrepressibly sunny attitude is all the more astonishing.
Technology
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Technology
Online learning platform Canvas hacked
The online learning platform Canvas, which is used by 30 million students around the world, was hacked Thursday in a massive cyberattack. The platform is used by thousands of schools, including major universities. Jo Ling Kent reports.
Canvas back online after cyberattack hit learning platform for U.S. schools
A system that thousands of schools and universities use was offline due to a cyberattack.
How AI powered robots are helping small farms
From labor shortages to environmental impacts, farmers are looking to AI to help revolutionize the agriculture industry. One California startup, Farm-ng, is tapping into the power of AI and robotics to perform a wide range of tasks, including seeding, weeding and harvesting.
Here's how AI can help with retirement planning, and where it struggles
As more people turn to chatbots for financial advice, experts say AI offers both pros and cons for retirement planning. Here's what to know.
Google unveils screenless Fitbit
Fitness trackers started as devices for measuring workouts, but now they are designed for 24/7 monitoring and the passive collection of health data. Fitbit announced its latest device, called the Fitbit Air, to compete with other screenless trackers like the Whoop. Tech journalist Lexi Savvides joins CBS News with more.
Science
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Science
What's in the released UFO files?
The Pentagon released UFO documents on Friday, with President Trump telling the public to "have fun" deciding for itself what is going on. Carter Evans reports.
Trump: UFO files released for transparency
Defense Secretary Pete Hegseth said it's time for the American people see it for themselves, as the Pentagon started releasing previously classified documents related to UFOs and UAPs. CBS News Pentagon reporter Eleanor Watson has more.
"The Age of Disclosure" director on UFO files
The Pentagon on Friday released and declassified numerous files on UFOs, including eyewitness testimony, photos and reports. Government knowledge of non-human intelligent life was the subject of the documentary "The Age of Disclosure," released in February. Its director and producer, Dan Farah, joins CBS News to discuss.
Pentagon begins releasing UFO files: "It's time the American people see"
Defense Secretary Pete Hegseth said in a statement that the documents "have long fueled justified speculation — and it's time the American people see it for themselves."
Mysterious world beyond Pluto may have atmosphere, study says
If confirmed, the rock would become just the second world past Neptune in our solar system to host an atmosphere.
Crime
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The Nancy Guthrie investigation could hang on a strand of DNA
A strand of DNA. An eerie doorbell video. The investigation into Nancy Guthrie's disappearance reaches 100th day with no sign of a breakthrough.
Gymnast speaks out about alleged abuse by coach
Years after USA Gymnastics was rocked by the scandal of Larry Nassar, the disgraced doctor who pleaded guilty to molesting multiple young gymnasts, a gymnast alleges another coach abused her as a child because warnings went unheeded. CBS News chief investigative correspondent Jim Axelrod has the details.
Exclusive
School principal reflects on stopping shooter
Kirk Moore, an Oklahoma high school principal, took a bullet tackling a gunman in his school's lobby. He told CBS News what he did was "just instinct" and said he didn't even realize he'd been shot at first. Matt Gutman has more.
Palisades fire suspect appears in court
The man accused of starting last year's catastrophic Palisades Fire in Los Angeles appeared in court Monday. Prosecutors said the suspect admired Luigi Mangione, who is accused of murdering UnitedHealthcare CEO Brian Thompson. CBS News' Carter Evans has more.
Cole Allen's lawyers challenge D.C. attorneys
The lawyers for the man accused of attacking the White House Correspondents' Dinner are seeking to disqualify top prosecutor Jeanine Pirro, acting Attorney General Todd Blanche and other U.S. attorneys in the Washington, D.C. office from the case. CBS News' Jake Rosen has more.
Space
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UFO files reveal astronauts saw mysterious objects and lights in 1972
NASA's Apollo 17 crew reported seeing three mysterious dots and sparks that resembled fireworks, according to new files released by the Pentagon.
Pentagon begins releasing UFO files: "It's time the American people see"
Defense Secretary Pete Hegseth said in a statement that the documents "have long fueled justified speculation — and it's time the American people see it for themselves."
Mysterious world beyond Pluto may have atmosphere, study says
If confirmed, the rock would become just the second world past Neptune in our solar system to host an atmosphere.
Artemis crew surprises 5-year-old aspiring astronaut with special gift
The Artemis II team gained a new member, and the crew made sure their youngest teammate had the right stuff for space.
Artemis II crew reveals what snack they ate right after splashdown
The Artemis II astronauts said they actually really enjoyed the space food, but it was a familiar candy they enjoyed after splashing down in the Pacific Ocean.
Latest Galleries
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Notable Deaths in 2026
A look back at the esteemed personalities who've left us this year, who'd touched us with their innovation, creativity and humanity.
Evidence in the Barbara Kendhammer case
Does the evidence show a cover-up, or was Todd Kendhammer wrongfully convicted for the murder of his wife?
The life & near death of prizefighter Christy Salters-Martin
Christy Salters-Martin dominated in the boxing ring but faced her toughest challenger at home.
Timeline: The disappearance of George Smith
Family seeks answers in death of newlywed who disappeared in 2005 while on Mediterranean honeymoon cruise.
Who is Alix Tichelman?
Meet the tattooed beauty charged in the death of Google executive Forrest Hayes.
Latest CBS News Videos
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Latest CBS News Videos
Trump pushes for pause on federal gas tax
President Trump told CBS News exclusively on Monday that he wants to suspend the federal gas tax to give Americans some relief at the pump as the war with Iran continues. CBS News senior White House and political correspondent Ed O'Keefe has more.
Americans from hantavirus ship quarantining
The 18 Americans who were aboard a hantavirus-stricken cruise ship have returned to the U.S. and are now in quarantine. One remains in the biocontainment unit at the University of Nebraska Medical Center after testing positive. Ian Lee has more.
Gymnast speaks out about alleged abuse by coach
Years after USA Gymnastics was rocked by the scandal of Larry Nassar, the disgraced doctor who pleaded guilty to molesting multiple young gymnasts, a gymnast alleges another coach abused her as a child because warnings went unheeded. CBS News chief investigative correspondent Jim Axelrod has the details.
SCOTUS clears way for Alabama's new House map
The Supreme Court on Monday lifted a mandate in Alabama requiring the state to use a congressional map with two majority-Black districts. Wall Street Journal columnist Jason Riley joins to discuss his opposition to "racial gerrymandering."
Exclusive
School principal reflects on stopping shooter
Kirk Moore, an Oklahoma high school principal, took a bullet tackling a gunman in his school's lobby. He told CBS News what he did was "just instinct" and said he didn't even realize he'd been shot at first. Matt Gutman has more.