"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.
ClimateWatch: Climate Change News & Features
Wildfire smoke pollution linked to 24,100 U.S. deaths per year, study finds
"Our message is: Wildfire smoke is very dangerous. It is an increasing threat to human health," said a study author.
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.
Winter storm doesn't disprove climate change, despite Trump's claim
President Trump cited a major winter storm as evidence to suggest that global warming does not exist — a misleading claim that has been consistently debunked by climate experts.
World is entering era of "water bankruptcy," U.N. report warns
Water sources are being depleted faster than they can be restored, according to a new report from United Nations researchers.
Massive bluefin tuna fetches record $3.2 million at Tokyo auction
A massive 535-pound bluefin tuna sold for a record 510 million yen ($3.2 million) at the first auction of 2026 at Tokyo's Toyosu fish market.
2025 was so hot it pushed Earth past critical climate change mark
2025 was the third hottest year on record and pushed Earth past a critical climate change mark, scientists say.
Major climate research center on Trump administration chopping block
The Trump administration intends to dismantle one of the world's leading climate research institutions, in Boulder, Colorado, over what it said were concerns about "climate alarmism."
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.
Researchers lower estimate of drop in global income due to climate change
The researchers, writing in the journal Nature in 2024, had forecast a 19% drop in global income by 2050. Their revised analysis puts the figure at 17%.
SpaceX launches second satellite to monitor sea level changes
The Sentinel-6B is the second of two satellites in a $1 billion program to monitor sea levels over a full decade.
As Trump skips U.N. climate summit, Newsom hurls criticism from Brazil
The Trump administration sent nobody to the U.N. global climate summit, leaving California Governor Gavin Newsom to ask, "What the hell is going on here?"
U.N. climate talks start in Brazil: "We need to accelerate the fight"
U.N. climate negotiations get underway in Brazil, with leaders urging urgency and cooperation to curb global warming. The Trump administration is not participating.
Hundreds of dolphins found dead in lake were in water hotter than jacuzzi
"You couldn't put your finger in the water," said the lead author of the study, which spotlights the impacts of planetary warming on aquatic ecosystems.
Maps show Hurricane Melissa's forecast path
Hurricane Melissa brought hurricane-force gusts to Bermuda overnight and will weaken as it heads north, the U.S. National Hurricane Center said. Maps show its forecast path.
Bill Gates shifts tone on climate, criticizes "doomsday view"
For decades, Bill Gates has warned of climate disaster — but his tone meaningfully shifted as he cautioned against taking a "doomsday view" on the planet's future.
Trump admin. aims to auction offshore oil leases despite states' opposition
The Trump administration is proposing to auction offshore oil drilling leases across new portions of the U.S. coast as soon as 2026, according to internal documents viewed by CBS News.
Heat wave caused key part of Florida coral reef to become "functionally extinct"
A record 2023 heat wave all but eradicated two species of coral that historically served as the backbone of Florida's reefs, researchers said in a new report.
Race on to find shelter for hundreds from Alaskan villages slammed by storm
More rain and wind were forecast Wednesday for the Alaskan coast where two tiny villages were decimated by Typhoon Halong's remnants. Officials scrambled to find shelter for more than 1,500 people.
Fall foliage colors muted in several regions due to drought
Leaf-peeping season has arrived in the Northeast and beyond, but weeks of drought have dulled this year's autumn colors and sent leaves fluttering to the ground earlier than usual.
1 dead, 2 missing after severe Alaska flooding; "absolute devastation"
One person was dead and two missing in western Alaska after the remnants of Typhoon Halong brought hurricane-force winds and ravaging storm surges and floodwaters to the region.
Coral reefs are first environmental system to pass climate "tipping point"
Crucial for marine life and the global economy, coral reefs are the planet's first major environmental system to cross a climate "tipping point" as the world warms.
Arctic seals, most bird species on new list of threatened species
One bright spot is green sea turtles, which have recovered substantially, the IUCN said as it released its latest Red List of Threatened Species.
Inhalers for asthma, COPD are climate change contributors, study finds
"These emissions drive global warming, exacerbating the very respiratory conditions inhalers are meant to relieve," researchers wrote.
Trump administration cancels $8 billion for climate projects
The targeted climate-related projects are in 16 states, all of which voted for Vice President Kamala Harris in 2024.
Science
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.
Dogs can learn by eavesdropping: study
Have you ever wondered if your dog is eavesdropping on you? A new study published in the Journal of Science found that some dogs are not only listening, but are also learning words. Lead scientist Dr. Shany Dror joins CBS News to discuss.
Fossils found in cave shed light on where our species emerged
Fossilized bones and teeth dating to 773,000 years ago are providing a deeper understanding of the emergence of Homo sapiens.
The history and mystery of kissing
If you rang in the new year with a kiss, you took part in a tradition millions of years in the making. Scientists now say the origins of kissing go back much farther than most think. CBS News' Tina Kraus has more.
2025 was so hot it pushed Earth past critical climate change mark
2025 was the third hottest year on record and pushed Earth past a critical climate change mark, scientists say.
Major climate research center on Trump administration chopping block
The Trump administration intends to dismantle one of the world's leading climate research institutions, in Boulder, Colorado, over what it said were concerns about "climate alarmism."
Researchers capture video of rare polar bear adoption
The footage of a bear caring for an adopted cub was captured during the annual polar bear migration along the Western Hudson Bay in Churchill, Manitoba.
Dinosaur tracks showing "herds moving in synchrony" found in Italy
Most of the footprints are elongated and made by bipeds. The best-preserved ones bear traces of at least four toes.
Interstellar comet is making its closest approach to Earth
NASA continues to aim its space telescopes at the visiting ice ball, estimated to be up to 3.5 miles in size.
Fossil footprints in Bolivia reveal dinosaurs' awkward attempts to swim
Paleontologists have discovered and documented 16,600 footprints left by theropods, the dinosaur group that includes the Tyrannosaurus rex.
"Space gum" discovered in asteroid Bennu samples, NASA reveals
Samples collected from the asteroid Bennu are continuing the shed light on the origins of the solar system and how life developed on Earth, scientists say.
U.S.
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Videos in the Epstein files reveal disturbing glimpses of his private life
The Epstein files released by the Justice Department include hours of video footage Jeffrey Epstein recorded, received or downloaded. The Free Press has compiled it all.
Democratic governors excluded from typically bipartisan White House gathering
A source familiar with the White House's planning said exclusion of Democrats from a formal business meeting was deliberate — President Trump did not want them there.
NATO to shift 2 commands from U.S. to European leadership
Two NATO Joint Force Commands led by U.S. officers will transition to be European-led in an apparent answer to President Trump's calls for Europe to contribute more to its defense.
Exclusive
14-year-old girl allegedly zip-tied in raid, raising questions about ICE tactics
A 14-year-old girl said she was "crying" and "struggling to breathe" when law enforcement officers herded her onto a racetrack with other detainees and zip-tied her hands.
The "K-shaped" economy will affect your 2026 tax refund
Tax refunds will be bigger this year because of the big, beautiful bill" act, with higher-income households set to reap the biggest checks.
MoneyWatch
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Estée Lauder accuses Walmart of selling counterfeits of its products
Estée Lauder lawsuit alleges Walmart sells fake versions of products from brands including Aveda, Clinique and Tom Ford.
The "K-shaped" economy will affect your 2026 tax refund
Tax refunds will be bigger this year because of the big, beautiful bill" act, with higher-income households set to reap the biggest checks.
Vatican Bank debuts two Catholic-themed equity indexes
The Vatican Bank said the new indexes are "designed to serve as a reference for Catholic investments worldwide."
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.
Politics
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Democratic governors excluded from typically bipartisan White House gathering
A source familiar with the White House's planning said exclusion of Democrats from a formal business meeting was deliberate — President Trump did not want them there.
NATO to shift 2 commands from U.S. to European leadership
Two NATO Joint Force Commands led by U.S. officers will transition to be European-led in an apparent answer to President Trump's calls for Europe to contribute more to its defense.
Exclusive
14-year-old girl allegedly zip-tied in raid, raising questions about ICE tactics
A 14-year-old girl said she was "crying" and "struggling to breathe" when law enforcement officers herded her onto a racetrack with other detainees and zip-tied her hands.
Lutnick defends visit to Epstein's island with his family
Justice Department files on Jeffrey Epstein released recently show Commerce Secretary Howard Lutnick and Jeffrey Epstein had a closer relationship than Lutnick has previously stated.
Tom Malinowski concedes in special election to fill Gov. Mikie Sherrill's seat in Congress
Former Rep. Tom Malinowski has conceded the New Jersey special election to fill Gov. Mikie Sherrill's congressional seat.
HealthWatch
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What to know about a new study on coffee, tea and dementia risk
CBS News medical contributor Dr. Céline Gounder said the results of the study on coffee drinkers having lower risk of dementia should be taken "with a massive grain of salt."
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.
World
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Irish man held by ICE says he had U.S. work permit, fears for his life
Seamus Culleton says he's been held for 5 months in a "filthy" ICE detention camp despite a U.S. work permit and green card application.
Airlines adjust as Trump's policies dry up Cuba's jet fuel supplies
A Canadian airline suspends flights to Cuba as U.S sanctions and Trump's tariff threats force Havana to warn carriers there's no way to refuel on the island.
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 says he'll defy IOC ban on helmet honoring war victims
The International Olympic Committee has barred a Ukrainian skeleton racer from wearing a helmet with images of fellow athletes killed in Russia's invasion.
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
AI tech boom causes shortages
The demands of the artificial intelligence boom may be causing shortages in other sectors that help boost the U.S. economy. Shira Ovide, a technology reporter for The Washington Post, joins CBS News with more.
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.
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.
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.
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.
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
Officials believe person in Guthrie video was armed
The FBI on Tuesday released surveillance images of a masked person at Nancy Guthrie's front door. CBS News reporter Andres Gutierrez has the latest.
Epstein survivor on DOJ's handling of files
The Justice Department is facing bipartisan criticism over its handling of the release of files related to convicted sex offender Jeffrey Epstein. Danielle Bensky, an Epstein survivor, joins "The Takeout" to discuss.
Jury selection begins in Utah poisoning case
Jury selection is underway in the murder trial of a Utah woman accused of poisoning her husband and later writing a children's book about grief. CBS News correspondent Carter Evans reports.
Ex-FBI profiler on new video in Guthrie case
Authorities on Tuesday released new surveillance images of a subject sought in the disappearance of Nancy Guthrie. Mary Ellen O'Toole, former senior FBI profiler, joins CBS News to discuss what stands out.
Details on new images in Guthrie disappearance
The FBI on Tuesday released new photos from Nancy Guthrie's Nest camera that show a masked person on her doorstep. CBS News' Andres Gutierrez and Anna Schecter have more.
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
Trump plans to revoke environment regulations
The Trump administration is preparing what environmental experts are calling one of the most sweeping regulatory rollbacks in modern history. The president plans to revoke the EPA's legal authority to regulate carbon emissions on Thursday. If it's withdrawn, it could upend decades of U.S. climate policy. CBS News' David Schechter has more.
Former FBI profiler on Nancy Guthrie videos
Newly released video from the morning Nancy Guthrie disappeared is renewing calls for leads in the search for "Today" show co-host Savannah Guthrie's mother, now in its second week. Former senior FBI profiler Mary Ellen O'Toole joins "The Daily Report" to discuss.
All U.S. men's figure skaters advance to final
All three U.S. men's figure skaters are moving on to the free skate final after Wednesday's qualifying round at the Winter Olympics. The event saw the "Quad God" Ilia Malinin leading the pack of nearly 30 skaters. CBS News' Kelly O'Grady has more from Milan, Italy.
Lutnick admits to meeting with Epstein
Commerce Secretary Howard Lutnick was grilled by senators on Capitol Hill Tuesday over his appearance in recently released Epstein files. Lutnick's appearance in the files does not implicate him in any wrongdoing. CBS News congressional correspondent Nikole Killion has more.
White House defends Lutnick on Epstein
The White House was on defense on Tuesday regarding Commerce Secretary Howard Lutnick and his connections to convicted sex offender Jeffrey Epstein. CBS News' Weijia Jiang has the latest.