El Niño could bring more widespread coral bleaching, NOAA warns
The expected arrival of El Niño this summer could trigger another mass coral bleaching event, which would be the fifth on record, researchers said.
ClimateWatch: Climate Change News & Features
Emperor penguins in focus as Antarctica talks start in Japan
Greater protections for endangered emperor penguins and how to manage growing tourism are topping the agenda at talks on Antarctica in Japan.
New report ranks the cleanest and most polluted U.S. cities
The new report evaluated air quality in different parts of the country by measuring the presence of ozone and particle pollution in the atmosphere.
Using the ocean to power data centers
The renewable energy company Panthalassa says it has a solution to the proliferation of AI data centers, which consume massive amounts of energy and are the cause of increased carbon pollution: sea-based data centers, powered by wave energy.
March smashed heat records in several ways, federal data shows
Last month was the hottest March on record for the Lower 48 states, by the most for any month ever, federal data shows. And a forecast El Niño could heat Earth even more.
Emperor penguins listed as endangered species
The emperor penguin has been declared an endangered species as climate change pushes the icon of Antarctica a step closer to extinction, the global authority on threatened wildlife says.
EPA chief Lee Zeldin tells climate skeptics to "celebrate vindication"
The head of the Environmental Protection Agency on Wednesday defended his decision to repeal the legal determination that serves as the basis for federal rules to slow climate change.
The West's historic snow drought could bring water shortages, wildfires
The western United States experienced a severe snow drought this year, threatening the region's water supply and potentially setting the stage for its wildfire season.
Sea levels higher than thought due to "methodological blind spot," study says
A new study in the journal Nature says most sea level rise research may have underestimated coastal water heights by an average of 1 foot.
El Niño could return this year and make Earth even hotter
The weather phenomenon known as El Niño could form later this year, potentially pushing global temperatures to record heights, researchers say.
Supreme Court to weigh energy companies' bid to end state climate change suits
The Supreme Court agreed to take up an effort by energy companies to end a lawsuit filed in state court that seeks billions of dollars in damages.
In a first, shark seen on camera in Antarctica waters, surprising researchers
A large shark was caught on camera for the first time in Antarctica's waters, surprising researchers. "There's a general rule of thumb that you don't get sharks in Antarctica," one said.
How Washington's crossing of the Delaware presaged a changing world
On the evening of Christmas 1776, Gen. George Washington surprised the King's forces by leading the Continental Army in a surprise crossing of a near-frozen Delaware River - a watershed military maneuver that dramatized a changing America, and a changing climate.
Trump's EPA revokes the "endangerment finding." Here's what to know.
The Trump administration says greenhouse gases emitted from sources like cars, trucks and power plants will no longer be regulated by the federal government.
"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.
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.
Science
Interstellar comet may be oldest object ever seen in solar system
Exactly where the comet 3I/ATLAS came from within the Milky Way remains a mystery.
6/21: Sunday Morning
Hosted by Lee Cowan. Featured: Birthright citizenship; the Theodore Roosevelt Presidential Library unveiled; Shooter Jennings releases recordings by his father, Waylon Jennings; comedian John Mulaney; childhood obesity; and the secrets of seahorses and seadragons.
Seahorses and seadragons, some of Nature's most curious creatures
Seahorses are unique ocean inhabitants with a head like a horse, a pouch like a kangaroo, a tail like a monkey, and the ability to camouflage themselves like a chameleon. They also exhibit an unconventional gender dynamic, in that the males do the work of carrying around fertilized eggs. Correspondent Conor Knighton goes in search of these fascinating fish – and their equally fascinating cousins, seadragons – at the Birch Aquarium at the Scripps Institution of Oceanography in California.
Watch: Pentagon releases 6 new UFO videos
The Defense Department released a third batch of UFO files on Friday, three weeks after its second drop. These are all of the videos in the latest tranche, plus analysis from astrophysicist Avi Loeb.
Goblin shark seen alive in natural deep-sea habitat for the first time
The goblin shark had only previously been seen when caught by fishermen and they died shortly afterward.
World's largest whale graveyard found by sub at bottom of ocean
The researchers saw many strange animals — many believed to be new to science — living off the whale carcasses.
NASA names 4 astronauts for next Artemis mission
NASA's Artemis III astronauts plan to carry out rendezvous and docking procedures with commercial moon landers being built by SpaceX and Blue Origin.
Great white shark captured on video in Mediterranean in rare sighting
Great white sharks are classified as "critically endangered" in the Mediterranean Sea, and underwater sightings are incredibly rare.
El Niño could bring more widespread coral bleaching, NOAA warns
The expected arrival of El Niño this summer could trigger another mass coral bleaching event, which would be the fifth on record, researchers said.
Scientists find yeast in frozen mummy's guts, use it to make bread
More than 5,300 years ago, Oetzi the Iceman was strolling through the Alps on the border of Austria and Italy when he was killed by an arrow in the back.
Meteor lights up southern Michigan
Days after a meteor exploded over New England, another fireball was spotted, visible in the Midwest to the Northeast. Rob Marciano has more.
Ancient coin, mysterious markings found under Notre Dame cathedral
A team of archaeologists at the iconic cathedral is digging straight down and back in time, to Roman Paris 2,000 years ago.
NASA taps 2 companies to develop buggies for its moon base program
The FLEX Rover will be equipped to carry two astronauts and traverse hundreds of miles of lunar terrain.
New species of blue octopus discovered 5,900 feet underwater
The new species, named Microeledone galapagensis, has a blue hue, which is believed to be the rarest color in nature.
What we know about new UFO file release
The Pentagon has released another batch of never-before-seen files on reported UFO sightings. CBS News senior national security correspondent Charlie D'Agata reports.
U.S.
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5 major changes Trump is making in D.C. during his second term
President Trump's construction projects include restoring the Lincoln Memorial Reflecting Pool, building a 90,000-square-foot White House ballroom and a 250-foot triumphal arch.
Judge blocks Trump administration's SNAP limits on sodas, candy
The ruling deals a setback to the "Make America Healthy Again" campaign, which seeks to curb purchases of foods officials say are unhealthy.
Supreme Court rules ex-inmate can't sue prison officials for shaving dreadlocks
The Supreme Court rejected a former Louisiana inmate's effort to sue state prison officials after they shaved his dreadlocks in violation of his religious beliefs.
Tech stocks tumble for a second day. Here's what is behind the selloff.
Nvidia, Alphabet and other technology stocks fell as Wall Street shifted from rewarding AI spending to demanding evidence that it will produce outsized returns.
Charlie Kirk murder suspect's ex-roommate can't testify at hearing, judge rules
The Utah judge in the murder case of Charlie Kirk's alleged killer has denied a defense request to force Tyler Robinson's former roommate to testify in person during the preliminary hearing.
MoneyWatch
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5 major changes Trump is making in D.C. during his second term
President Trump's construction projects include restoring the Lincoln Memorial Reflecting Pool, building a 90,000-square-foot White House ballroom and a 250-foot triumphal arch.
Judge blocks Trump administration's SNAP limits on sodas, candy
The ruling deals a setback to the "Make America Healthy Again" campaign, which seeks to curb purchases of foods officials say are unhealthy.
Tech stocks tumble for a second day. Here's what is behind the selloff.
Nvidia, Alphabet and other technology stocks fell as Wall Street shifted from rewarding AI spending to demanding evidence that it will produce outsized returns.
AI on pace to bypass cybersecurity systems soon, "Five Eyes" spy partners warn
The most advanced artificial intelligence models are improving quickly enough to outsmart prevailing cybersecurity know-how within months, the Five Eyes spy agency alliance is warning.
Senate passes landmark housing affordability bill after bipartisan breakthrough
The Senate passed a bill aimed at lowering housing costs on Monday after a major breakthrough and rare bipartisan consensus.
Politics
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5 major changes Trump is making in D.C. during his second term
President Trump's construction projects include restoring the Lincoln Memorial Reflecting Pool, building a 90,000-square-foot White House ballroom and a 250-foot triumphal arch.
What has Britain's likely next prime minister said about Trump?
Andy Burnham, Britain's likely next leader, hasn't said a lot about President Trump, but his few statements have been critical.
Supreme Court rules ex-inmate can't sue prison officials for shaving dreadlocks
The Supreme Court rejected a former Louisiana inmate's effort to sue state prison officials after they shaved his dreadlocks in violation of his religious beliefs.
Charlie Kirk murder suspect's ex-roommate can't testify at hearing, judge rules
The Utah judge in the murder case of Charlie Kirk's alleged killer has denied a defense request to force Tyler Robinson's former roommate to testify in person during the preliminary hearing.
N.Y. House primaries test Mamdani's influence, and more races to watch today
Voters are going to the polls Tuesday for contests in New York, South Carolina, Maryland and Utah.
HealthWatch
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Medicare's AI push snarls patients and doctors in errors and delays
Medicare is testing the use of artificial intelligence to preapprove several healthcare services.
Confirmed Ebola cases in Congo top 1,000, deaths surpass 250, officials say
Confirmed Ebola cases in the outbreak in eastern Congo have reached 1,003, including 254 deaths, officials said, and tracing those who've been in contact with patients remains a major challenge.
Affordable healthcare emerges as a voter priority in purple Nevada
The Trump administration's cuts to Medicaid and SNAP may complicate Republican Gov. Joe Lombardo's reelection chances.
6/21: Sunday Morning
Hosted by Lee Cowan. Featured: Birthright citizenship; the Theodore Roosevelt Presidential Library unveiled; Shooter Jennings releases recordings by his father, Waylon Jennings; comedian John Mulaney; childhood obesity; and the secrets of seahorses and seadragons.
Fighting childhood obesity, for a healthier, longer life
In 1970, about 1 in 20 children were affected by obesity; today, it's 1 in 5. Dr. Jonathan LaPook looks at programs aimed at helping kids (and their families) get healthy the old-fashioned way, by eating right and exercising.
World
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What has Britain's likely next prime minister said about Trump?
Andy Burnham, Britain's likely next leader, hasn't said a lot about President Trump, but his few statements have been critical.
10 years later, a majority of Britons say "Brexit" was a mistake
Most Britons say leaving the European Union was a mistake and they'd favor a new referendum, but politicians have little appetite to reopen the wound.
40 drowning deaths reported in France as Europe swelters in heat wave
Millions in France are enduring extreme heat, with temperatures soaring and 40 drowning deaths reported since June 18.
India eyes a risky Everest mission to recover the body of "Green Boots"
A Mount Everest veteran tells CBS News why retrieving "Green Boots," whose remains have become a grim waypoint for climbers, would be a perilous mission.
Live
Trump says Iran agreed to nuclear inspections, but Tehran denies claim
Iran insists there are no plans for inspections of its bombed nuclear sites, but Trump says Tehran "fully and completely" agreed to let inspectors return.
Entertainment
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Entertainment
Clive Davis biographer remembers music icon
Record label executive and starmaker Clive Davis died at 94 on Monday. His influence spans genres and decades. Music critic and Davis biographer Anthony DeCurtis reflects on the life and legacy of Clive Davis.
Jim Parsons on Broadway musical debut
Jim Parsons speaks about starring in the musical "Titaníque," which is a comedic retelling of the story of the "Titanic," from the perspective and songs of Celine Dion. Parsons talks about why he wanted to portray's Rose's mother, the show's impact on the LGBTQ+ community and the cast.
Clive Davis dies at 94
Clive Davis, known for propelling artists across genres to stardom, died Monday at the age of 94. "CBS Mornings" co-host Gayle King looks back at his legacy in the music industry.
Actor James Handy's alleged killer found mentally incompetent for prosecution
A judge has found that a man charged with murder in the stabbing of actor James Handy isn't mentally competent for criminal court proceedings.
Remembering the legacy of Clive Davis
Clive Davis, the legendary music mogul who shaped the careers of several superstars, died Monday at 94. Carter Evans looks back on his life.
Technology
More Technology
Medicare's AI push snarls patients and doctors in errors and delays
Medicare is testing the use of artificial intelligence to preapprove several healthcare services.
Use of AI, deepfakes growing in U.S. elections
Artificial intelligence-generated images, videos and deepfakes are becoming more common in political advertising to attack opponents or influence Americans' opinions. CBS News political director Fin Gómez joins to discuss.
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.
Waymo recalls robotaxis after some vehicles entered construction zone
The recall follows multiple incidents in which Waymo robotaxis drove past ramp-closure signs and into freeway construction zones.
Americans on AI's future impact
A Pew survey shows 40% of Americans think AI's future impact will be negative. MIT Sloan professor Eric So joins CBS News with more details.
Science
More Science
Interstellar comet may be oldest object ever seen in solar system
Exactly where the comet 3I/ATLAS came from within the Milky Way remains a mystery.
6/21: Sunday Morning
Hosted by Lee Cowan. Featured: Birthright citizenship; the Theodore Roosevelt Presidential Library unveiled; Shooter Jennings releases recordings by his father, Waylon Jennings; comedian John Mulaney; childhood obesity; and the secrets of seahorses and seadragons.
Seahorses and seadragons, some of Nature's most curious creatures
Seahorses are unique ocean inhabitants with a head like a horse, a pouch like a kangaroo, a tail like a monkey, and the ability to camouflage themselves like a chameleon. They also exhibit an unconventional gender dynamic, in that the males do the work of carrying around fertilized eggs. Correspondent Conor Knighton goes in search of these fascinating fish – and their equally fascinating cousins, seadragons – at the Birch Aquarium at the Scripps Institution of Oceanography in California.
Watch: Pentagon releases 6 new UFO videos
The Defense Department released a third batch of UFO files on Friday, three weeks after its second drop. These are all of the videos in the latest tranche, plus analysis from astrophysicist Avi Loeb.
Goblin shark seen alive in natural deep-sea habitat for the first time
The goblin shark had only previously been seen when caught by fishermen and they died shortly afterward.
Crime
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Crime
Reflecting on the Etan Patz kidnapping case
The Supreme Court recently decided to reinstate the conviction of the man accused of kidnapping and murdering 6-year-old Etan Patz in 1979, bringing the case back into the public eye. "After Etan" author Lisa Cohen shares her thoughts on how the Etan Patz kidnapping changed how the public viewed missing children's cases.
Latest on Nancy Guthrie Ransom notes
Authorities believe that two ransom notes addressed to Nancy Guthrie's family shortly after her disappearance are linked to the same person or group. CBS News' Anna Schecter has more.
New details in Nancy Guthrie case
Investigators familiar with the case believe it is likely that two ransom notes sent to Nancy Guthrie's family were written by the person or group that abducted her. While the first note demanded millions in bitcoin, the second claimed that Nancy Guthrie had died, albeit not purposefully, according to sources who reviewed the notes. CBS News' Bradley Blackburn has more details on the case.
Deadly shooting in Montreal
Two people are dead, including a police officer, after a suspect opened fire at police in Montreal. The suspect is also dead. Shanelle Kaul reports on the investigation. Warning, some of the video is graphic.
Actor James Handy's alleged killer found mentally incompetent for prosecution
A judge has found that a man charged with murder in the stabbing of actor James Handy isn't mentally competent for criminal court proceedings.
Space
More Space
Interstellar comet may be oldest object ever seen in solar system
Exactly where the comet 3I/ATLAS came from within the Milky Way remains a mystery.
Researchers find "Pink Planet" has salty clouds: "We were very surprised"
The "Pink Planet," formally known as GJ504b, was discovered in 2013 and is technically not a planet but rather a "planetary-mass companion."
NASA chief defends choice of all-male crew for Artemis III mission
NASA's Jared Isaacman says the crew was selected solely based on their experience, expertise and availability for flight assignment.
NASA names 4 astronauts for next Artemis mission
NASA's Artemis III astronauts plan to carry out rendezvous and docking procedures with commercial moon landers being built by SpaceX and Blue Origin.
Space station crew briefly moves to "safe haven" amid concerns over leaks
Out of an abundance of caution, NASA briefly directed five of the seven crew members aboard the International Space Station to wait inside the docked SpaceX Crew Dragon "Freedom" spacecraft.
Latest Galleries
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Celebrations at Obama Presidential Center
The Obama Presidential Center, museum and library opens in Chicago with a star-studded grand opening ceremony and public watch party on Midway Plaisance.
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.
Summer music highlights of 2026
Summer is the time to enjoy live music, indoors and out. Scroll through our gallery of some of 2026's leading musical acts, featuring images by CBS News photojournalist Jake Barlow and photographers Ed Spinelli and Kirstine Walton.
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
More Latest CBS News Videos
Latest CBS News Videos
Supreme Court makes 4 rulings
The Supreme Court has blocked a Rastafarian man from suing the Louisiana prison officials who forced him to cut off his dreadlocks. CBS News' Jan Crawford has more.
Clive Davis biographer remembers music icon
Record label executive and starmaker Clive Davis died at 94 on Monday. His influence spans genres and decades. Music critic and Davis biographer Anthony DeCurtis reflects on the life and legacy of Clive Davis.
5 Trump projects changing Washington, D.C.
President Trump is overseeing major construction projects in Washington, D.C. Here are the latest developments as some of the plans navigate contentious legal battles and rising questions about funding. CBS News senior White House and political correspondent Ed O'Keefe reports.
Reflecting on the Etan Patz kidnapping case
The Supreme Court recently decided to reinstate the conviction of the man accused of kidnapping and murdering 6-year-old Etan Patz in 1979, bringing the case back into the public eye. "After Etan" author Lisa Cohen shares her thoughts on how the Etan Patz kidnapping changed how the public viewed missing children's cases.
Latest on Nancy Guthrie Ransom notes
Authorities believe that two ransom notes addressed to Nancy Guthrie's family shortly after her disappearance are linked to the same person or group. CBS News' Anna Schecter has more.