Canada's last intact Arctic ice shelf has collapsed
A 4,000-year-old chunk of ice larger than the size of Manhattan has collapsed into the Arctic Ocean.
ClimateWatch: Climate Change News & Features
Should we name heat waves like we name hurricanes?
Although heat waves rarely get the attention that hurricanes do, they kill far more people per year in the U.S.
Canada ice caps formed roughly 5,000 years ago are completely gone
Scientists predicted that the ice caps wouldn't completely melt until 2022.
Penguin poop spotted from space reveals hidden Antarctic colonies
But it's not all good news — the newfound colonies are all but certain to be affected by climate change.
Sea level rise could destroy 20% of the world's GDP by 2100
Nearly 300 million people around the world are likely to face repeat flooding, new study concludes.
Famously clear Lake Tahoe has been polluted by climate change
When it was measured last year, the clarity of the lake was about 80 feet — 20 years ago, it was 100 feet.
Wildfires in Siberia have burned down an area larger than Greece
Nearly 50 million acres are estimated to have burned across Russia this year — and the fires do not seem to be slowing down.
Polar bears could be wiped out by end of century
On current trends, the study concluded, polar bears in 12 of 13 subpopulations analyzed will have been decimated within 80 years.
Administration moves to squash socially responsible investing
Financial advisers worry a new rule will divert 401(k) funds from profitable environmental investments into fossil fuels.
Arctic heat wave "essentially impossible" without climate change
A town in Siberia recently hit a record 100.4 degrees Fahrenheit, and scientists say the role of climate change is "truly staggering."
Death Valley sets record for planet's hottest temperature in years
The brutal heat wave baking the Southwest and lower Plains states is going to move east and north to engulf much of the nation this week.
"Watermelon snow" in Italian Alps may be climate change red flag
The bizarre pink snow can accelerate snow melt in the fragile mountain region.
Jane Goodall: If humans don't change "we're going to destroy ourselves"
The world-renowned conservationist desperately wants the world to pay attention to what she sees as the greatest threat to humanity's existence.
100.4° Arctic record confirmed; Earth may be warmest in 12,000 years
As the extreme northern heat wave continues, it's so warm in Norway people are skiing on glaciers in swimsuits.
"We are at a crossroads": Lawmakers unveil climate change plan
The House Select Committee on the Climate Crisis unveiled its plan for "a clean energy economy that puts families and workers first."
Arctic records its hottest temperature ever
Reaching 100 degrees in or near the Arctic is almost unheard of.
2020 likely to be the warmest year on record globally
With a dramatic rise in temperatures in the Arctic, the world on track to break heat records again.
"Two different realities": Why America needs environmental justice
Peggy Shepard, the co-founder of WE ACT, talks to CBS News about the problem of environmental racism and what can be done to make communities safer and healthier.
World Oceans Day: New study finds deep ocean waters warming at a faster pace
The absorption of carbon dioxide by the planet's oceans is increasing, with warming temperatures forcing some marine species to migrate.
Extinctions raise risk of "biological annihilation," study warns
"We cannot separate ourselves from the natural world," said legendary conservationist Jane Goodall. "We continue to destroy it at our peril."
Dying coral reefs turn vibrant neon in apparent survival effort
Coral reefs on the brink of death are attempting to send a survival signal, via fluorescent neon colors.
White House's "new assault" on climate science
The White House is gearing up to complete a sweeping rollback of Obama-era policies regulating greenhouse gas emissions. Coral Davenport, who covers energy and environmental policy for The New York Times, joined CBSN to explain the consequences these new policies could have.
Deforestation rising in the Amazon
A new study from a environmental watchdog in Brazil says deforestation has increased by 20% in the last nine months. Deforestation can increase the pace of climate change. André Guimarães, executive director of IPAM, the Amazon Environmental Research Institute, joins CBSN with more on the risk.
Scientists say climate change is turning coastal Antarctica green
As the climate warms, scientists expect more and more of the snowy desert to turn bright green.
Arctic temps reach new highs
Nearly half of Greenland's ice sheet began melting this week after an unprecedented warm spell hit the Arctic region. Temperatures climbed more than 40 degrees above average, causing an estimated 2 billion tons of ice loss. Ted Scambos, senior research scientist at the University of Colorado at Boulder's Earth Science Observation Center, joined CBSN to discuss.
Science
Science
Neuroscientists grow human brain tissue in mice
Neuroscientists at Stanford University successfully grew human brain tissue inside mice in the hopes of further enabling the development of treatments for brain disorders. Stanford Medicine professor of psychiatry and behavioral sciences Dr. Sergiu Pasca, who led the study, joins CBS News to break down the findings.
New species of wild cat discovered for first time in more than a century
Scientists have discovered a new species of wild cat for the first time in more than a century, a Bolivian researcher says.
Humpback whale seen grieving dead calf in rare footage
The footage shows a female humpback whale staying close to the dead calf as it lies motionless on the seafloor, touching it with its head and fin.
Remains of ancient warhorse given honorific burial discovered in Egypt
Archaeologists say they've discovered the remains of a likely ancient Egyptian warhorse given an honorific burial more than 3,000 years ago.
Anthropic CEO says "exponential" growth of AI is a "warning sign"
Artificial intelligence technology is developing at an "exponential" rate, Anthropic CEO Dario Amodei told CBS News, calling the situation a "warning sign" for the industry that requires serious safeguards.
First-ever adult T. rex trackway found in North Dakota
Paleontologists have identified the first known trackway made by a full-grown Tyrannosaurus rex, and the discovery was made in the North Dakota badlands.
Ig Nobel prizes go to scientists studying cockroach milk, nose-blowing, more
Ten research teams were honored at a satirical science awards ceremony that was hosted outside the U.S. for the first time due to travel concerns. A study of cockroach milk was among the winners.
Vote on the fattest marmot now
Marmots, not bears, are the largest "true" hibernating mammal, UCLA marmot researchers Katie Adler and Emily Renkey say. The two share more fun facts about these cute creatures and explain how to vote for the fattest marmot.
NASA plans to launch new space telescope
NASA's new telescope could change the way we see space. With a wide-field camera that will reveal an area up to 200 times larger than the Hubble Space Telescope, and an orbit a million miles from Earth, the Nancy Grace Roman telescope is expected to find tens of thousands of unknown exoplanets.
Invasive Joro spiders are "slowly spreading." Here's what to do if you see one.
The Great Smoky Mountains National Park told visitors Tuesday that invasive Joro spiders "may be hanging in a web near you."
A summer of extremes: Weathering a hotter world
July was the hottest month ever in the Lower 48 States – another escalation of our world into a hotter, more dangerous planet, where extreme weather events – such as heat waves, wildfires and hurricanes – will become more common and more extreme.
A summer of extremes: Weathering a hotter world
July was the hottest month ever in the Lower 48 States, breaking a record last set during the Dust Bowl – just another step in the escalation of our world into a hotter, more dangerous planet. Correspondent Jonathan Vigliotti talks with climate journalist Jeff Goodell and atmospheric scientist Maria Molina about how changes in Earth's climate are increasing the likelihood that extreme weather events – such as heat waves, wildfires and hurricanes – will become more common and more extreme.
Views of the total solar eclipse in Europe
A total solar eclipse was visible in parts of Europe for the first time since 1912. Rob Marciano reports.
Europe sees total solar eclipse
A total solar eclipse turned day into night across a slice of Europe and North America on Wednesday, and put millions in unique contact with the heavens above. Meteorologist Rob Marciano reports from Spain.
Astronomy professor on how eclipses work
Janna Levin, professor of physics and astronomy at Barnard College, joins CBS News to discuss Wednesday's total solar eclipse.
U.S.
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Police make 2nd arrest in death of woman found hanging from tree
Police said they have an arrest warrant for one more person in the death on Mississippi woman Tasia Fortune.
Chris Spatola, basketball analyst and Mike Krzyzewski's son-in-law, dies at 47
Spatola played basketball for the U.S. Military Academy and later coached on legendary Duke head coach Mike Krzyzewski's staff.
These GOP candidates in tight races are calling for a quick end to Iran war
Some Trump-aligned candidates are calling for an end to the Iran war, even as Trump stands by his Iran strategy and has suggested escalation is possible.
El Niño could cause 451,000 more heat deaths compared to normal year, group says
Researchers project nearly half a million more heat-related deaths from June 2026 to February 2027 compared with a typical year, as a result of El Niño.
Social Security tax hike "financially impossible" for many, expert says
Raising payroll taxes enough to stabilize Social Security could add thousands of dollars in annual costs, according to one analysis.
MoneyWatch
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Social Security tax hike "financially impossible" for many, expert says
Raising payroll taxes enough to stabilize Social Security could add thousands of dollars in annual costs, according to one analysis.
Mortgage rates top 7% for the first time since May 2024
As rates climb, more buyers are seeking riskier adjustable-rate mortgages, according to the Mortgage Bankers Association.
Meta's Muse shopping agent is a hit, as AI commerce starts to take off
Meta's new AI tool now ranks at the top of the App Store. Some retail experts see a "natural evolution from search."
Andreessen Horowitz launches AI school as college alternative
One of Silicon Valley's most prominent venture investors is gearing its new tech academy toward aspiring entrepreneurs focused on building AI.
3 guys hacked OpenAI using a rival Anthropic model. Here's what to know.
Cybersecurity researchers from a small firm called Hacktron in India broke into OpenAI, showing how vulnerable frontier labs are.
Politics
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These GOP candidates in tight races are calling for a quick end to Iran war
Some Trump-aligned candidates are calling for an end to the Iran war, even as Trump stands by his Iran strategy and has suggested escalation is possible.
DOJ defends Trump media ban, citing national security and "professionalism"
The Justice Department claimed that reporting from CNN, MS NOW and Politico raises national security concerns and accused their journalists of failing to act with "professionalism and decorum."
Wife of scholar detained in China wants Trump to press Xi to release him
Min Zin, a Myanmar scholar, has been held for more than 100 days at what human rights groups say is a "black site" in China.
Live
U.S., Iran hold first talks since June as Trump threatens annihilation
U.S. and Iranian delegations met on the sidelines of the U.N. General Assembly, rekindling diplomacy amid Trump's threat to "annihilate" the regime.
Redrawn Missouri congressional map lands before Supreme Court for third time
The fight over Missouri's congressional map returned to the U.S. Supreme Court for a third time after an appeals court ordered the revival of new districts backed by President Trump.
HealthWatch
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Bone health and the "silent disease": 4 things women should know
In the latest episode of "Healthful," Dr. Jocelyn Wittstein, an orthopedic surgeon at Duke University School of Medicine, discusses what women should know about protecting their bones.
Even the smallest joys can help prevent suicide, researchers say
New research highlights common themes shared by people who found reasons to keep living through dark times.
First on CBS
JB Pritzker reveals GLP-1 use, pressed on possible presidential run
Illinois Gov. JB Pritzker revealed to "CBS Mornings" that for the last two years he has been using a GLP-1 medication to lose weight.
Her son was dying, but his rare cancer made it difficult to get the right drug
As knowledge about genetics advances, some doctors say cancers should be defined by their mutations, not the tissues where they manifest.
Her postpartum symptoms wouldn't go away. A brain tumor was to blame.
Lisa Fasone's first pregnancy went smoothly. Then a rare health condition put her dreams of a second child on hold.
World
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Ambassador says son is fighting for his life after attack in West Bank
Neria Leiter, the son of Israel's ambassador to the U.S., Yechiel Leiter, was seriously injured in a car-ramming attack in the West Bank.
6 people killed in bear attacks in Siberia: "Under siege"
Prosecutors said they opened a probe into criminal negligence, accusing local officials of failing to control bear numbers.
El Niño could cause 451,000 more heat deaths compared to normal year, group says
Researchers project nearly half a million more heat-related deaths from June 2026 to February 2027 compared with a typical year, as a result of El Niño.
Wife of scholar detained in China wants Trump to press Xi to release him
Min Zin, a Myanmar scholar, has been held for more than 100 days at what human rights groups say is a "black site" in China.
Live
U.S., Iran hold first talks since June as Trump threatens annihilation
U.S. and Iranian delegations met on the sidelines of the U.N. General Assembly, rekindling diplomacy amid Trump's threat to "annihilate" the regime.
Entertainment
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Entertainment
Zibby Owens on living "between chapters"
Zibby Owens sits down with "CBS Mornings" to discuss her new book "Between Chapters: How I Started Over, Took Some Chances, and Found the Plot ."
"Lioness" star Michael Kelly on season finale
"Lioness" actor Michael Kelly sits down with "CBS Mornings" to discuss the season 3 finale of the popular series.
Dolly Parton's estate in feud with her nephew
Dolly Parton's estate has accused her nephew, Bryan Seaver, of extortion. Seaver, who announced the singer's death last month, was also fired as her head of security. Adriana Diaz reports.
Taylor Swift announces new song out this week
Taylor Swift announced she's releasing a new song, "Patient Zero," on Friday. Jo Ling Kent reports.
Details on Hayden Panettiere's cause of death
Hayden Panettiere died of an accidental overdose involving fentanyl, the coroner's office said in its autopsy report. Lillia Luciano reports.
Technology
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Technology
Trump to meet with China's XI over AI
President Trump has downplayed the threat posed by artificial intelligence amid growing calls for AI regulation. MIT professor and artificial intelligence expert Max Tegmark weighs in on Mr. Trump's planned meeting with China's Xi Jinping.
How a "swarm" of AI agents hacked a company
Experts are worried about the dangers of "swarms" of AI models coming together to accomplish a complex task for nefarious reasons. CBS News' Megan Cerullo breaks down what this means.
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.
Downloads surge for Meta's new AI agent Muse
Meta's new AI personal assistant, Muse, has reached the top of the U.S. App Store charts, surpassing competitor ChatGPT. CBS News digital reporter Lauren Fichten details how the app's popularity is helping Meta play catch-up in the AI race.
Trump rejects calls to rein in AI
At the U.N. General Assembly on Tuesday, President Trump told world leaders that the U.S. rejects efforts to rein in artificial intelligence. Stephen Witt, a journalist focused on AI, joins "The Takeout" with analysis.
Science
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Science
Neuroscientists grow human brain tissue in mice
Neuroscientists at Stanford University successfully grew human brain tissue inside mice in the hopes of further enabling the development of treatments for brain disorders. Stanford Medicine professor of psychiatry and behavioral sciences Dr. Sergiu Pasca, who led the study, joins CBS News to break down the findings.
New species of wild cat discovered for first time in more than a century
Scientists have discovered a new species of wild cat for the first time in more than a century, a Bolivian researcher says.
Humpback whale seen grieving dead calf in rare footage
The footage shows a female humpback whale staying close to the dead calf as it lies motionless on the seafloor, touching it with its head and fin.
Remains of ancient warhorse given honorific burial discovered in Egypt
Archaeologists say they've discovered the remains of a likely ancient Egyptian warhorse given an honorific burial more than 3,000 years ago.
Anthropic CEO says "exponential" growth of AI is a "warning sign"
Artificial intelligence technology is developing at an "exponential" rate, Anthropic CEO Dario Amodei told CBS News, calling the situation a "warning sign" for the industry that requires serious safeguards.
Crime
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Could Boise's "Unknown Wanderer" be linked to Chicago Tylenol murders?
Boise police have identified a man known as the "Unknown Wanderer" who was found dead in a church in 1982, and revealed a possible link to the Chicago Tylenol murders.
Hacking group says it breached FBI services
The notorious hacking group ShinyHunters claims it breached the FBI's job website. CBS News' Anna Schecter has more.
Call for Trump Jr., Hunter Biden probe
Some Republican senators want an investigation into the business dealings of both Donald Trump Jr. and Hunter Biden. CBS News' Nancy Cordes explains why.
Nolan Wells' family demands answers
An attorney for the family of Mississippi teen Nolan Wells is calling for the Department of Justice to step in after a grand jury declined to charge anyone in his drowning death. CBS News' Skyler Henry reports.
Harvey Weinstein sentenced to 15 years in New York sexual assault case
Harvey Weinstein, the disgraced movie mogul, was sentenced to 15 years in prison Wednesday morning for sexually assaulting Miriam Haley at his Manhattan apartment in 2006.
Space
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NASA spacecraft discovers moon crater bigger than Roman Colosseum
Scientists have discovered a crater on the moon that's bigger than the Roman Colosseum, the result of a powerful impact two years ago.
NASA launches its Roman Space Telescope to explore the hidden universe
NASA's Roman Space Telescope launched shortly after daybreak from Kennedy Space Center and blazed toward an observation point 1 million miles away.
Roman Space Telescope promises 300-megapixel views of the cosmos
The $4.3 billion telescope is expected to discover tens of thousands of exoplanets while probing the nature of mysterious dark matter and energy.
First on CBS
Trump to honor Artemis II crew with nation's top space medal
President Trump plans to award the Congressional Space Medal of Honor to the crew of NASA's Artemis II mission in a ceremony Aug. 28.
NASA's Swift telescope will plunge toward Earth after rescue mission called off
The mission to save NASA's sinking space telescope has been called off, dooming the telescope to a fiery reentry later this year.
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.
Dolly Parton: An extraordinary life in pictures
Dolly Parton, the country music legend who became a feminist icon, has died at the age of 80. Here is a look back at her life in pictures.
Investigating the death of designer Sylvie Cachay
Sylvie Cachay was found dead in an overflowing bathtub at the exclusive Soho House in New York City on Dec. 9, 2010. A water leak at the hotel gave away a timeline that may have revealed her killer.
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.
Photos show 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.
Latest CBS News Videos
More Latest CBS News Videos
Latest CBS News Videos
Extended interview: Patrick Clancy
Patrick Clancy wrestles with grief and shares memories of his children in his first interview since his ex-wife Lindsay Clancy's murder trial ended without a verdict.
Bone Loss: A Silent Disease
About half of women over the age of 50 experience bone density loss, but most don't even know they have a problem. That's why Dr. Jocelyn Wittstein calls it a "silent disease." Dr. Wittstein has been at the forefront of understanding how joint pain and joint health evolve over a woman's lifetime. She tells Norah how you can reverse bone loss and what impact hormones have on bone density.
Rubio meets with Russian foreign minister
Secretary of State Marco Rubio spoke to the press following a meeting with Sergey Lavrov, Russia's foreign minister, at the United Nations General Assembly.
Talarico leads Paxton in Texas, poll shows
Democratic candidate James Talarico is currently leading Republican Ken Paxton in the Texas Senate race, according to a Marist poll. Meanwhile, some Republicans are calling for an end to the war. CBS News' Fin Gomez has more.
Trump-Xi relationship's foreign policy impact
Kyle Chan, a fellow at the Brookings Institution, joins CBS News 24/7 to discuss President Trump and Chinese President Xi Jinping's meeting at the White House on Thursday.