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.
Arctic
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.
Could the Arctic be ice-free within a decade? What the latest science says
Researchers predict that the first ice-free day will take place sometime between the 2020s and 2030s.
POV: A day in the life of a polar bear
Equipped with a video camera collar, this polar bear in Manitoba, Canada, reveals what a day in its life looks like as the Arctic sea ice it heavily relies on continues to melt and impacts its feeding, swimming and other activities.
What temperatures are too cold for your pets? Experts weigh in.
"If you're bundled up, and you find that it's too cold and you can't handle it any longer, your dog probably can't either," one veterinarian said.
Deadly arctic blast affecting millions
The freezing temperatures that impacted the Iowa caucuses are being blamed for at least 12 deaths from Oregon to Tennessee. Texas is one of the places feeling the effects of the arctic blast with extreme wind chills blanketing the state Tuesday. Dominic Brown with CBS News Texas has a look at the forecast.
Winter storms bring possible record-breaking Arctic cold, snow
A continuing wave of Arctic storms threatened to break low-temperature records in the nation's heartland, spread cold and snow from coast to coast and cast a chill over everything ranging from football playoffs to presidential campaigns.
Navalny confirms he's in Arctic penal colony and says he's "fine"
The Russian opposition leader says he's "relieved" that he's "finally made it." His whereabouts were unknown for more than two weeks before his spokesperson said he'd been located.
Russia ramps up Arctic military presence as Ukraine war nears 2-year mark
Norway's Svalbard Archipelago, deep inside the Arctic Circle, has become a focal point of the tension between Russia and America's NATO allies.
Russian military presence in the Arctic north
As CBS News correspondent Holly Williams reports, Russia's interest in the Arctic region can be tied to its military readiness to reach the U.S. in the event of war.
More than 70 million face increased threat of sea level rise worldwide
New data finds the impact of climate change on coastal flooding could increase five-fold by the end of the century, leading to major property and infrastructure losses.
How melting glaciers fuel sea level rise
In Svalbard, Norway, scientists are learning how Arctic glaciers melting at an unprecedented rate will affect rising sea levels. CBS News national environmental correspondent David Schechter visited a cluster of islands close to the North Pole to learn more.
Deaths mount from flash floods scientists had warned about for years
Scientists have warned for decades that India's Himalayan glacial lakes are disasters waiting to happen. Climate change means they aren't waiting any more.
Biden administration scraps several Alaska Arctic Refuge oil and gas leases
The move, which angered Republicans and even some Democrats, follows the administration's approval of the massive Willow oil project in Alaska's National Petroleum Reserve.
One of Earth's coldest regions could pack secret to breaking down plastic
Bacteria and fungi in the Arctic and Alps could be the key to reducing plastic waste in a way that requires less energy and money, scientists say.
Biden to put Arctic Ocean off limits for oil and gas drilling
The administration is expected to unveil the new restrictions amid controversy over a proposed drilling project in Alaska.
Record wind chill of 108 degees below zero set atop Mount Washington
A record-setting wind chill of 108 degrees below zero was seen on the summit of Mount Washington in New Hampshire, the National Weather Service said.
Polar bears dying at a rapid rate near Canada's "Polar Bear Capital"
Since the 1980s, the number of bears in Canada's Western Hudson Bay region has fallen by nearly 50% as the Arctic sea ice essential to their survival disappears.
Judge rebukes Justice Dept., raises due process questions in deportation case
The court asked the government if "someone is not a member of Tren de Aragua or not a Venezuelan citizen or a U.S. citizen," how do they challenge their removal?
U.S. to revoke legal status of more than a half-million migrants
A total of 532,000 migrants from from Cuba, Haiti, Nicaragua and Venezuela entered the U.S. under the CHNV policy.
Dismantling Education Department could cause chaos, experts warn
Trump administration effort to wind down the Education Department could lead to frustration for millions of student loan borrowers, experts say.
DHS gutting offices that offer civil rights and immigration liaison services
The Department of Homeland Security said the offices "function as internal adversaries that slow down operations."
Judge shares video disassembling guns in chambers in dissent against ruling
Judge Lawrence VanDyke released the video after a California appeals court upheld a ban on high-capacity gun magazines.
London's Heathrow Airport resumes some flights after huge power cut
London's Heathrow Airport, one of the busiest airports in the world, was shut down by a power outage caused by a fire at an electrical substation.
Hegseth says meeting with Musk was about "innovation, efficiencies"
A defense official said Elon Musk met with senior military officials at the Pentagon Friday.
Small Business Administration cutting staff by 43%
The Small Business Administration on Friday said it is cutting more than 40% of its staff as part of the Trump administration's wider effort to shrink the federal bureaucracy.
Investors are taking cover as economic concerns grow
Once-bullish investors are striking a note of caution, citing risks from the Trump administration's economic policies.
U.S.
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After hundreds of Radio Free Asia staff placed on leave, some fear deportation
About 75% of Radio Free Asia staff were placed on leave Friday, the result of funding cuts ordered by Kari Lake, senior adviser to the U.S. Agency for Global Media.
ABLE accounts allow Americans with disabilities to save and invest
Named for the 2014 law that created them, the Achieving a Better Life Experience Act, ABLE accounts have been available since 2016 to those eligible.
Tesla trade-ins spike amid anti-Elon Musk backlash, Edmunds data shows
More motorists are trading in their used Teslas for other vehicles, as the Musk-owned car company faces a "brand crisis tornado."
U.S. to revoke legal status of more than a half-million migrants
A total of 532,000 migrants from from Cuba, Haiti, Nicaragua and Venezuela entered the U.S. under the CHNV policy.
Here's the West Wing seating chart — whose offices are closest to Trump?
Influence with the president has been a factor in the physical proximity of an aide's office to the Oval Office, but it may matter less in Trump's second term.
MoneyWatch
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ABLE accounts allow Americans with disabilities to save and invest
Named for the 2014 law that created them, the Achieving a Better Life Experience Act, ABLE accounts have been available since 2016 to those eligible.
Tesla trade-ins spike amid anti-Elon Musk backlash, Edmunds data shows
More motorists are trading in their used Teslas for other vehicles, as the Musk-owned car company faces a "brand crisis tornado."
Chomps beef and turkey sticks recalled after metal fragments found
Chomps, a maker of protein snacks, is recalling beef and turkey sticks after consumers report metal fragments.
Boeing whistleblower's family accuses company of hounding him before suicide
Barnett was subjected to a "campaign of harassment, abuse and intimidation" after he raised safety concerns, lawsuit alleges.
DoorDash and Klarna partner to offer eat now, pay later plan
Sweden's Klarna already offers deferred payment options to Walmart shoppers and J.P. Morgan customers.
Politics
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After hundreds of Radio Free Asia staff placed on leave, some fear deportation
About 75% of Radio Free Asia staff were placed on leave Friday, the result of funding cuts ordered by Kari Lake, senior adviser to the U.S. Agency for Global Media.
Tesla trade-ins spike amid anti-Elon Musk backlash, Edmunds data shows
More motorists are trading in their used Teslas for other vehicles, as the Musk-owned car company faces a "brand crisis tornado."
U.S. to revoke legal status of more than a half-million migrants
A total of 532,000 migrants from from Cuba, Haiti, Nicaragua and Venezuela entered the U.S. under the CHNV policy.
Here's the West Wing seating chart — whose offices are closest to Trump?
Influence with the president has been a factor in the physical proximity of an aide's office to the Oval Office, but it may matter less in Trump's second term.
Health agencies brace for layoffs with RFK Jr.'s restructuring of HHS
HHS Secretary RFK Jr., with help from DOGE, is planning a restructuring with sweeping cuts expected at multiple agencies.
HealthWatch
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ABLE accounts allow Americans with disabilities to save and invest
Named for the 2014 law that created them, the Achieving a Better Life Experience Act, ABLE accounts have been available since 2016 to those eligible.
Chomps beef and turkey sticks recalled after metal fragments found
Chomps, a maker of protein snacks, is recalling beef and turkey sticks after consumers report metal fragments.
Health agencies brace for layoffs with RFK Jr.'s restructuring of HHS
HHS Secretary RFK Jr., with help from DOGE, is planning a restructuring with sweeping cuts expected at multiple agencies.
Map shows which cities could be hit hard by spring allergies
As climate change worsens pollen seasons, these U.S. cities top the list for 2025, according to a new report from the Asthma and Allergy Foundation of America.
Insomnia can lead to heart issues. A psychologist shares tips for better sleep.
Research has found that bad sleep could lead to numerous health problems, including heart disease. Here are recommendations to improve sleep.
World
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Slain DEA agent's family sues Sinaloa cartel, drug kingpins over 1985 murder
A lawsuit was filed Thursday under a new designation by President Trump that classifies several drug cartels as terrorist organizations.
U.S. mulls expanding military ties with Japan despite Trump's criticism
President Trump has complained the U.S.-Japan defense partnership is one-sided, but with China throwing its weight around, Tokyo is hoping for even more support.
What are the world's busiest airports?
London's Heathrow, shut down by a power outage, is Europe's busiest airport - but only the 4th or 5th globally. Here's a look at the world's busiest airports.
Spooked by U.S. immigration, Europeans rethink U.S. travel plans
Detentions of tourists at U.S. borders are making some Europeans think twice before visiting the U.S.
Iran leader says U.S. threats over nuclear program "will get them nowhere"
Ayatollah Ali Khamenei, facing pressure from the White House for a new nuclear deal, says any action against Iran will be met with "a hard slap."
Entertainment
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Mariah Carey didn't steal "All I Want For Christmas Is You," judge says
A lawyer for the two songwriters suing Mariah Carey said they will "make a decision shortly on whether to appeal."
Andrew Burnap on his roles in "Snow White"
Tony Award-winner Andrew Burnap stars in two iconic revivals this month—playing a reimagined love interest in Disney's live-action Snow White and Cassio in the Broadway return of Shakespeare's Othello. He joins "CBS Mornings Plus" to talk about refreshing classic characters for modern audiences.
Book excerpt: "When the Going Was Good" by Graydon Carter
The former Vanity Fair editor's memoirs recount the glory days of magazine publishing, including the subterfuge required for their 2015 scoop of Caitlyn Jenner's transition.
Tom Hanks takes viewers through immersive experience to the moon
"The Moonwalkers: A Journey with Tom Hanks" tells the story of the Apollo missions.
"Yellowjackets" star talks twist in show
Lauren Ambrose, who stars in the hit show "Yellowjackets," joins "CBS Mornings Plus" to talk about the cast of the show and the upcoming episode after a major twist was revealed.
Technology
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Technology
Keeping your data safe at the airport
Experts warn that hackers are trolling free connections like airport Wi-Fi networks and sometimes impersonate the networks in an effort to get your credit card numbers and other sensitive information. Cybersecurity expert Matthew Hicks joined CBS News with tips on how to protect yourself.
Smartphone addiction is leading to "brain rot," doctors say
Research has shown that smartphone addiction causes major increases in brain activity, requiring the brain to work harder to complete simple tasks.
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.
How smartphone addiction may be hurting our brains
Research is showing that smartphone addiction can lead to "brain rot," requiring the brain to work harder to complete simple tasks. Meg Oliver has more on why doctors are saying it is important for our mental health to learn to unplug.
China EV maker BYD says new cars can be charged in 5 minutes
New flash-charging system can power cars for 250 miles in close to the same time it takes to refuel a gas tank.
Science
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Bones of mammoths butchered for their tusks unearthed by archaeologists
Remains of five mammoths were found archaeologists from the Austrian Academy of Sciences said Thursday in a news statement.
Venus will pass between the Earth and sun on Saturday
Our planet's closest and brightest neighbor will pass approximately between the Earth and sun this week, in what's called an inferior conjunction.
New evidence about dark energy may be "cusp of a major discovery"
The new findings come from the Dark Energy Spectroscopic Instrument (DESI), which sits on a telescope at the Kitt Peak National Observatory in Arizona.
What to know about the first day of spring
The first day of spring, also known as the vernal equinox, has arrived in the Northern Hemisphere on March 20, 2025.
Construction work unearths remains of 33 skeletons, woman's shoe
So far, 33 skeletons have been found near a notorious prison, officials said. The grisly find included the discovery of footwear, including the remnants of a woman's shoe.
Crime
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Slain DEA agent's family sues Sinaloa cartel, drug kingpins over 1985 murder
A lawsuit was filed Thursday under a new designation by President Trump that classifies several drug cartels as terrorist organizations.
Idaho murders suspect selfie puts focus on "bushy eyebrows" evidence
Prosecutors say they intend to introduce what appears to be a selfie Bryan Kohberger took on his phone just hours after the killings.
2 convicted in plot to kill Iranian journalist Masih Alinejad
A jury has found two men guilty of trying to kill Iranian dissident Masih Alinejad, who works as a journalist and lives in New York City.
Transcontinental cold case solved as 2018 murder victim is ID'd
The police agency Interpol reported it identified a Paraguayan woman found hanged in Spain in 2018.
Ex-Michigan coach charged with hacking to access students' private pics
Weiss, 42, is charged with 14 counts of unauthorized access to computers and 10 counts of aggravated identity theft.
Space
More Space
Venus will pass between the Earth and sun on Saturday
Our planet's closest and brightest neighbor will pass approximately between the Earth and sun this week, in what's called an inferior conjunction.
Tom Hanks takes viewers through immersive experience to the moon
"The Moonwalkers: A Journey with Tom Hanks" tells the story of the Apollo missions.
New evidence about dark energy may be "cusp of a major discovery"
The new findings come from the Dark Energy Spectroscopic Instrument (DESI), which sits on a telescope at the Kitt Peak National Observatory in Arizona.
Sunset on the moon seen in stunning images taken by lunar lander
Firefly Aerospace's Blue Ghost Mission 1 lander marked the first successful commercial moon landing.
SpaceX return went well, says astronomer
When Starliner astronauts Barry "Butch" Wilmore and Sunita Williams were launched into space in June 2024, they were planning on an 8-day mission. They have now spent 286 days in space, orbited the Earth more than 4,500 times and traveled more than 121 million miles. Chief astronomer at the Franklin Institute Derrick Pitts and former NASA astronaut Dr. Tom Marshburn describe the mission. CBS News' Mark Strassmann and Bill Harwood report.
Latest Galleries
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Notable Deaths in 2025
A look back at the esteemed personalities who've left us this year, who'd touched us with their innovation, creativity and humanity.
The Scott Peterson case: New evidence?
Peterson's death sentence for the murder of his pregnant wife Laci has been overturned. Now his supporters are pushing for a complete retrial.
The troubled marriage of Ashley and Doug Benefield
The seesaw marriage between the former ballerina and her much older husband only lasted four years, until she shot him on Sept. 27, 2020.
Texas couple investigates teen daughter's unusual death
Cayley Mandadi's mother and stepfather go to extreme lengths to prove her death was no accident.
Serial killer Rodney Alcala's secret photos
See some of convicted serial killer Rodney Alcala's photographs that were discovered by detectives in a Seattle storage locker.
Latest CBS News Videos
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Latest CBS News Videos
Reporter's Notebook: A social media experiment
Ever feel like social media is a rigged experiment--and we're the subject? "CBS Evening News" co-anchor John Dickerson explains.
Man seeks answers about mystery cache of photos from the 1960s
Bill Delzell has a massive and mysterious collection of photos. There's no doubt about the time and place: San Francisco in the 1960s. The mystery is who the photographer was and why did they leave behind hundreds of rolls film never developed? John Blackstone has the story.
Unpacking the law at center of deportation case
The American system of check and balances is being tested as the federal courts grapple with a tidal wave of cases against the Trump administration's sweeping executive actions. We're also seeing calls for a judge's impeachment, and the labeling of court orders as illegal when cases don't go the administration's way. Jeffrey Rosen, president of the National Constitution Center, joins to discuss.
Florida firefighters battle multiple wildfires
High winds are whipping a series of wildfires in Florida. The largest has burned more 26,000 acres in Miami-Dade County, forcing major road closures. Cristian Benavides has details.
Trump revoking legal status of 532,000 immigrants
The Trump administration plans to revoke the legal status of potentially more than half-a-million immigrants currently living in the U.S. Camilo Montoya-Galvez has analysis.