"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.
Arctic
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.
Could the Arctic be ice-free within a decade?
Could the Arctic be ice-free within a decade? Here's what the latest science says – and how the loss of all that ice could lead to the next global conflict.
ICE chief, immigration officials set to testify to House panel today
The leaders of ICE, CBP and USCIS are set to testify before the House Homeland Security Committee on Tuesday.
Ukrainian Olympian's tribute to war victims barred at Winter Games
International Olympic Committee bars a Ukrainian skeleton racer from wearing a helmet showing images of fellow athletes killed in Russia's invasion.
Thousands of mothers were flagged to police over flawed drug tests at childbirth
The Marshall Project found more than 70,000 cases referred to law enforcement over allegations of substance use during pregnancy — and that's a significant undercount.
Savannah Guthrie pleads for public's help in search for missing mom Nancy
"Today" show co-host Savannah Guthrie issued a plea for the public's help on Monday at what she called "an hour of desperation" in the search for her mother, Nancy.
Maryland mom plans to self-deport after her child died while she was in ICE custody
A Maryland mother is planning to self-deport after she was taken into ICE custody, causing her to miss her son's death.
King Charles says royals will help if police probe Andrew's Epstein ties
King Charles II says the royal family will support U.K. police as they look into a report that the monarch's brother Andrew shared secret info with Epstein.
Ben Ogden becomes 1st U.S. man in 50 years to medal in cross-country
Ben Ogden of Team USA won the silver medal in the cross-country sprint Tuesday at the Winter Olympics in Italy.
Obamacare sign-ups drop, but the extent won't be clear for months
Experts say Affordable Care Act sign-up data won't be clear until people who were enrolled have paid — or not — their new, often much higher, premiums.
Chappell Roan leaves Wasserman talent agency after his mentions in Epstein files
Chappell Roan says she's left her talent agency after its CEO, Casey Wasserman, was named in files related to late convicted sex offender Jeffrey Epstein.
U.S.
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Ben Ogden becomes 1st U.S. man in 50 years to medal in cross-country
Ben Ogden of Team USA won the silver medal in the cross-country sprint Tuesday at the Winter Olympics in Italy.
Stowaway with 789 pounds of cocaine pulled from harbor, Coast Guard says
The stowaway was first spotted as a barge was tugged into San Juan's Old Army Terminal port. Then officials saw them in the water.
U.S. hockey star Laila Edwards talks about historic Olympic debut
Hockey star Laila Edwards said she's "just so thankful" to represent Team USA at the Winter Olympics, making her historic debut on the ice Thursday.
Last sexual misconduct lawsuits against NFL QB Deshaun Watson dismissed
Cleveland Browns quarterback Deshaun Watson has had the final two of nearly 30 civil lawsuits against him dismissed.
Warren and Hawley team up to try to break up "Big Medicine"
Democrat Elizabeth Warren and Republican Josh Hawley don't agree on much, but they've found common ground on health care and affordability.
MoneyWatch
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Social media giants accused of "addicting the brains of children" as trial begins
Instagram's parent company Meta and Google's YouTube dispute claims that their platforms deliberately addict and harm children.
OpenAI starts testing ads in free version of ChatGPT
ChatGPT will clearly distinguish between ads and answers to user prompts on the AI platform, according to OpenAI.
Why importing more beef from Argentina won't ease costs for U.S. consumers
Taming runaway U.S. beef prices will require more than stepping up imports, economists said. Here's the key to cutting costs.
Starbucks adds menu items as it looks to energize growth
New items, such as a strawberry matcha loaf, represent the chain's latest effort to boost sales as part of its "Back to Starbucks" campaign.
How much gold is in an Olympic gold medal, and how much is it worth?
Olympic medals have what's known as a "melt value." But they're worth far more financially than their mineral contents, an auction expert notes.
Politics
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Warren and Hawley team up to try to break up "Big Medicine"
Democrat Elizabeth Warren and Republican Josh Hawley don't agree on much, but they've found common ground on health care and affordability.
Democrats reject latest White House offer on ICE with DHS funding expiring
Democratic leaders a say White House proposal doesn't make the grade as they demand new restrictions on ICE and threaten a shutdown of the Homeland Security Department.
Chappell Roan leaves Wasserman talent agency after his mentions in Epstein files
Chappell Roan says she's left her talent agency after its CEO, Casey Wasserman, was named in files related to late convicted sex offender Jeffrey Epstein.
ICE chief, immigration officials set to testify to House panel today
The leaders of ICE, CBP and USCIS are set to testify before the House Homeland Security Committee on Tuesday.
U.S. military strikes another alleged drug vessel; search on for 1 survivor
The U.S. military struck its 39th alleged drug-carrying boat on Monday, killing two people and leaving one survivor who is now the focus of a search-and-rescue effort.
HealthWatch
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Thousands of mothers were flagged to police over flawed drug tests at childbirth
The Marshall Project found more than 70,000 cases referred to law enforcement over allegations of substance use during pregnancy — and that's a significant undercount.
Obamacare sign-ups drop, but the extent won't be clear for months
Experts say Affordable Care Act sign-up data won't be clear until people who were enrolled have paid — or not — their new, often much higher, premiums.
Hospital flooded by Hurricane Helene to be rebuilt in another flood plain
Ballad Health, the nation's largest state-sanctioned hospital monopoly, plans to rebuild Unicoi County Hospital in Tennessee on land that two climate modeling companies say is at risk of flooding.
Her deadly diagnosis only had 1 warning sign. Here's how she survived.
Becca Valle, then 37, enrolled in a cutting-edge clinical trial after surgery removed an aggressive tumor from her brain.
California urges avoiding wild mushrooms after deaths, liver transplants
More than three dozen cases of death cap mushroom poisonings have been reported in California since November, health officials said.
World
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Ben Ogden becomes 1st U.S. man in 50 years to medal in cross-country
Ben Ogden of Team USA won the silver medal in the cross-country sprint Tuesday at the Winter Olympics in Italy.
King Charles says royals will help if police probe Andrew's Epstein ties
King Charles II says the royal family will support U.K. police as they look into a report that the monarch's brother Andrew shared secret info with Epstein.
Ukrainian Olympian's tribute to war victims barred at Winter Games
International Olympic Committee bars a Ukrainian skeleton racer from wearing a helmet showing images of fellow athletes killed in Russia's invasion.
Son of Norway's future queen accused of raping sleeping woman
Marius Borg Hoiby, Crown Princess Mette-Marit's 29-year-old son, is on trial facing 38 charges, including raping four women and assaults against ex-girlfriends.
5 workers from Canadian mining company found dead in Mexico
Authorities said that five of the 10 missing workers have been identified among 10 bodies found in clandestine graves.
Entertainment
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Chappell Roan leaves Wasserman talent agency after his mentions in Epstein files
Chappell Roan says she's left her talent agency after its CEO, Casey Wasserman, was named in files related to late convicted sex offender Jeffrey Epstein.
Analyzing best and worst Super Bowl LX ads
Just 30 seconds of highly coveted commercial airtime during the Super Bowl costs as much as $10 million, according to CBS News MoneyWatch. Bill Pearce, marketing faculty member at The University of California, Berkeley, joins to discuss some of the ads from Super Bowl LX.
Could Trump's Bad Bunny attacks alienate Latinos?
Bad Bunny's historic Super Bowl halftime show included superstar surprise guests and a message of unity and cultural celebration. While many praised the performance, President Trump took to social media to criticize the show. CBS News political director Fin Gómez joins with analysis.
Bad Bunny and the politics of the Super Bowl
The Super Bowl is a football game, an entertainment spectacle, a global billboard and a crucible of American political discord. CBS News chief Washington correspondent Major Garrett explains.
Catherine O'Hara's cause of death was a pulmonary embolism
Catherine O'Hara, known for her roles in "Home Alone," "Schitt's Creek" and "Beetlejuice," died on Jan. 30 at the age of 71.
Technology
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Technology
Social media companies face massive trial
Opening statements began in a landmark trial against Google and Meta on the apparent harms of social media platforms. CBS News' Jo Ling Kent reports.
Social media giants accused of "addicting the brains of children" as trial begins
Instagram's parent company Meta and Google's YouTube dispute claims that their platforms deliberately addict and harm children.
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.
Trial over social media addiction in kids begins
Opening statements began Monday in Los Angeles in a landmark trial over alleged social media addiction in children. CBS News correspondent Carter Evans has the details.
OpenAI starts testing ads in free version of ChatGPT
ChatGPT will clearly distinguish between ads and answers to user prompts on the AI platform, according to OpenAI.
Science
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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.
Mysterious dark matter seen in new map of distant galaxies
Dark matter doesn't absorb or give off light so scientists can't study it directly. But they can observe how its gravity warps and bends the star stuff around it.
Cow develops technique to scratch herself
"CBS Saturday Morning" learns more about Veronika, the clever cow who figured out multiple ways to scratch herself with a broom. It was the first time a cow was seen using a tool.
Almanac: January 18
"Sunday Morning" looks back at historical events on this date.
Fossils found at Dinosaur National Monument, first excavation in 100 years
The Dinosaur National Monument, which is located on the border between Colorado and Utah, was last excavated in 1924.
Crime
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Crime
Savannah Guthrie pleads for help in new video
The search for Savannah Guthrie's mom, Nancy, continues 10 days after she went missing in Arizona. CBS News' Jonathan Vigliotti has the latest news.
Social media companies face massive trial
Opening statements began in a landmark trial against Google and Meta on the apparent harms of social media platforms. CBS News' Jo Ling Kent reports.
Jury selection begins for grief book author
Jury selection begins in the murder trial of a Utah woman who wrote a self-help book about grief after her husband died from a drug overdose. Prosecutors allege Kouri Richins gave her husband the deadly drug, which she denies. Carter Evans reports.
Stowaway with 789 pounds of cocaine pulled from harbor, Coast Guard says
The stowaway was first spotted as a barge was tugged into San Juan's Old Army Terminal port. Then officials saw them in the water.
Lawmakers review unredacted Epstein files
Ghislaine Maxwell, the longtime associate of convicted sex offender Jeffrey Epstein, refused to respond to House Oversight and Government Reform Committee questions on Monday. This comes as lawmakers begin to review the unredacted files from the latest release of files related to Epstein. CBS News' Taurean Small reports.
Space
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New space station crew eager for Wednesday launch
The new crew will replace four station fliers who returned to Earth ahead of schedule last month due to a medical issue.
What led NASA to delay Artemis II launch
NASA's first crewed moon mission in more than 50 years has been delayed until March at the earliest. During a routine dress rehearsal of the launch, persistent liquid hydrogen leaks were discovered in the Artemis II rocket. CBS News space consultant Bill Harwood breaks it down.
NASA hopes to fix Artemis II moon rocket leak with on-pad repair
NASA plans to test the planned leak repair with a second dress rehearsal fueling test later this month.
NASA delays Artemis II launch
NASA delayed the Artemis II moon rocket launch after a hydrogen leak was found during a wet dress rehearsal, the agency announced Tuesday. CBS News senior space consultant Bill Harwood has the latest.
NASA begins mission to map the boundaries of our heliosphere
A NASA mission is underway to map the heliosphere, which is a huge protective bubble around the solar system that was created by the sun.
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
Savannah Guthrie pleads for help in new video
The search for Savannah Guthrie's mom, Nancy, continues 10 days after she went missing in Arizona. CBS News' Jonathan Vigliotti has the latest news.
Eye Opener: Savannah Guthrie issues new plea
Savannah Guthrie issues a new plea for help from the public in the search for her missing mother, Nancy Guthrie. Plus, Jeffrey Epstein accomplice Ghislaine Maxwell pleads the Fifth before a House committee, asking for clemency from President Trump. All that and all that matters in today's Eye Opener.
Coffee or tea may help reduce dementia risk
CBS News medical contributor Dr. Celine Gounder breaks down a new study that shows daily coffee or tea might help reduce the risk of dementia.
Social media companies face massive trial
Opening statements began in a landmark trial against Google and Meta on the apparent harms of social media platforms. CBS News' Jo Ling Kent reports.
Small plane lands on busy Georgia road
A small plane was forced to use a busy road in Gainesville, Georgia, as an emergency runway - colliding with several cars as the pilot tried to land. Everyone survived the incident, despite damage to the plane and multiple cars.