Sweating test dummy used to determine how heat impacts human body
As record-breaking heat hits the Southwest, Arizona is using new technology to see how dangerous conditions impact the human body.
Heat
New standard needed for heat risk, experts say
Scientists say we need a new standard to explain how heat is harming our bodies. New research shows the threshold may be lower than experts thought. National environmental correspondent David Schechter reports.
How extreme heat can damage the human body
How hot is too hot? New research suggests the human body may be more vulnerable to heat than previously thought. CBS News national environmental correspondent David Schechter reports.
Record-breaking heat on the move
The heat dome that broke records in the West is on the move. CBS Philadelphia meteorologist Andrew Kozak has the forecast.
Experts: New standard needed regarding heat
As summer temperatures surge across the country, many will rely on the heat index, which tells us what conditions feel like on our skin. But experts say what we need is a new standard to tell us not how it feels outside, but how much the heat is damaging our bodies.
Las Vegas sets new heat record
A massive heat dome is currently sulking over California, Texas, and parts of the Southwest. CBS News senior national and environmental correspondent Ben Tracy has more details from Las Vegas, which broke a daily record at 111 degrees Fahrenheit Thursday.
Heat dome advisories across Southwest
Record-breaking temperatures are being felt across the Southwest with millions being advised to limit their time outside. CBS News senior national and environmental correspondent Ben Tracy has more from Las Vegas on some of the risks associated with the hot weather. And Marta Segura, chief heat officer for Los Angeles, joined CBS News to discuss how her city is fairing with the heat.
Proposed heat rules for California would keep workers, schoolchildren cool
Proposed state standards to protect indoor workers from extreme heat would extend to schools. The rules come as climate change is bringing more frequent and intense heat waves, causing schools nationwide to cancel instruction.
Dangerous heat wave in the West breaking records
Early Thursday morning, it was already 100 degrees Fahrenheit in Las Vegas – about 4 degrees above the historic daily average. Vegas and Death Valley are under extreme heat level warnings.
World hits 12 consecutive months of record heat — and it's not over
"Our planet is trying to tell us something. But we don't seem to be listening," the U.N.'s secretary-general said after May marked another month of back-to-back global heat records.
Dangerous temps scorch western U.S.
A heat dome trapping hot air over a wide swath of the West is sending temperatures soaring 15 to 20 degrees above average. Ben Tracy has the latest.
Dangerous heat wave hits Southwest
More than 30 million people are under extreme heat alerts with temperatures expected to hit triple digits from California to Texas. On Thursday, Las Vegas could reach 112 degrees. CBS News Texas reporter Bo Evans has more.
Early heat wave expected in California
An extreme heat wave is expected in California this week with temperatures in the state's Central Valley set to soar above 100 degrees. The Corral Fire in the area has already burned more than 14,000 acres and is now at least 85% contained. CBS News Sacramento reporter Sakura Gray has more.
Could better safety tech help protect kids from hot cars?
The law requires car manufacturers to install rear seat reminder alerts in new passenger cars by 2025. The government is weighing whether to go beyond that mandate to require occupant detection technology.
Asia's deadly heat wave was made 45 times more likely for this reason
Extreme heat is known as a "silent killer," and in some areas across Asia, its intensity would have been impossible without one critical factor, a new study found.
Summer heat waves already deadly in Asia, and it's still spring
Much of Asia is sweltering under a heat wave that one expert calls "by far the most extreme event in world climatic history."
Maps show where dangerous summer heat could impact U.S.
Last summer, hundreds of millions of people were faced with triple-digit temperatures across the U.S. This year, it could happen again.
Oregon using Medicaid funds for climate-change-related health challenges
Oregon is helping Medicaid patients cope with soaring heat, smoky skies and other effects of climate change.
90% of some of the world's wine regions could disappear, study finds
Climate change means wine could soon have a higher alcohol content — but spoil faster and smell worse.
Wave of warm temperatures hits the U.S.
Unseasonably warm temperatures are hitting at least 300 locations in the U.S. this week. CBS News national correspondent Dave Malkoff reports from Atlanta.
Record heat spurs changes for Texas football
Record-breaking summer temperatures are prompting communities nationwide to adjust to the heat. In Texas, that has meant changing guidelines for high school athletics, including for football teams kicking off their seasons this week. Andrea Lucia of CBS Dallas station KTVT reports.
Costly crop losses for farmers in South
Between an ongoing drought and the unrelenting summer heat, farmers across much of the country have seen their crop growth dwindle. This fall they've had a smaller harvest at a big cost. Mark Strassmann reports.
These charts show what made 2023 the hottest year on record
A breakdown of the numbers and elements that made 2023 the hottest year on record paints a picture of what's to come.
Elderly couple found dead after heater reached 1,000 degrees
"One firefighter stated the heater was so hot it looked as if the basement was currently on fire," the police report said of the incident that left Joan Littlejohn and Glennwood Fowler dead.
Sweltering summer heat took toll on many U.S. farms
One Mississippi peanut and cotton farmer saw crop losses of about $1.2 million.
Exclusive
Trump is strategizing means to seize Iran's nuclear stockpiles, sources say
The Trump administration has been strategizing methods and options to secure or extract Iran's nuclear materials, according to multiple sources.
Live
Trump calls NATO allies "cowards" as more Marines head toward Middle East
The Iran war is nearing the three-week mark as about 2,200 more U.S. Marines and three more warships are headed toward the region, two U.S. officials said.
Exclusive
U.S. preparing for potential use of ground troops in Iran
It is unclear under what circumstances President Trump would authorize the use of U.S. troops on the ground in Iran.
Judge strikes down restrictive Pentagon press policy, finding it violates First Amendment
A federal judge has struck down some of the Defense Department's strict controls on how journalists with access to the Pentagon are allowed to report — ending a policy that caused many news outlets to leave the Pentagon.
Trump administration temporarily lifts sanctions on Iranian oil at sea
The U.S. Treasury has authorized the purchase of Iranian oil that's already at sea, exempting buyers from the tight sanctions that have restricted Iran's oil industry for years, as the Trump administration grapples with high oil prices.
Colombian President Petro caught up in narcotics trafficking probes, sources say
The separate narco-trafficking investigations, based out of New York's Southern and Eastern districts, didn't set out to target Petro, but his name has come up during the course of the probes, one source said.
Chuck Norris, action icon and "Walker, Texas Ranger" star, dies at 86
Chuck Norris' family said his death at 86 was sudden, but did not share any other information.
Florida homeowners insurance company accused of siphoning profits
As Florida moves homeowners' policies out of its state-run insurer of last resort, insiders question one new company's finances.
DOJ seeks to drop case against ex-police officers charged in Breonna Taylor's death
Two former Louisville police officers were facing civil rights charges in connection with the 2020 shooting death of Breonna Taylor.
U.S.
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Nicholas Brendon, "Buffy the Vampire Slayer" actor, dies at 54
Nicholas Brendon was best known for his role as Xander Harris on all seven seasons of "Buffy the Vampire Slayer."
Colombian President Petro caught up in narcotics trafficking probes, sources say
The separate narco-trafficking investigations, based out of New York's Southern and Eastern districts, didn't set out to target Petro, but his name has come up during the course of the probes, one source said.
Judge strikes down restrictive Pentagon press policy, finding it violates First Amendment
A federal judge has struck down some of the Defense Department's strict controls on how journalists with access to the Pentagon are allowed to report — ending a policy that caused many news outlets to leave the Pentagon.
Jury finds Elon Musk liable for misleading investors during Twitter purchase
A jury has found Elon Musk liable for misleading investors by deliberately driving down Twitter's stock price in the tumultuous months leading up to his 2022 acquisition of the social media company.
Transcript: Namazi, Shargi, Carstens, on "Face the Nation," March 22, 2026
Transcript: Siamak Namazi, Emad Shargi, Roger Carstens, Neda Sharghi on "Face the Nation with Margaret Brennan," March 22, 2026
MoneyWatch
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Jury finds Elon Musk liable for misleading investors during Twitter purchase
A jury has found Elon Musk liable for misleading investors by deliberately driving down Twitter's stock price in the tumultuous months leading up to his 2022 acquisition of the social media company.
CBS News Radio to shut down after nearly a century of broadcasting
CBS News announced Friday that CBS News Radio will be shutting down this spring after nearly 100 years of broadcasting, citing "challenging economic realities."
Getting ready to fly? Here are 3 ways to track TSA wait times.
Security lines are stretching up to 2 hours at some airports amid TSA staffing shortages. Here's how to check wait times before you leave.
Are the Trump administration's efforts to lower oil and gas prices working?
With gas closing in on $4 a gallon, the Trump administration is pulling multiple levers to tame energy prices. The results have been mixed.
Nearly 90,000 bottles of children's ibuprofen recalled across the U.S.
A pharmaceutical company issued the recall after receiving complaints of "gel-like mass and black particles" in the product, the FDA said.
Politics
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Exclusive
Trump is strategizing means to seize Iran's nuclear stockpiles, sources say
The Trump administration has been strategizing methods and options to secure or extract Iran's nuclear materials, according to multiple sources, as the military campaign against Tehran enters a more uncertain phase.
Colombian President Petro caught up in narcotics trafficking probes, sources say
The separate narco-trafficking investigations, based out of New York's Southern and Eastern districts, didn't set out to target Petro, but his name has come up during the course of the probes, one source said.
Trump administration temporarily lifts sanctions on Iranian oil at sea
The U.S. Treasury has authorized the purchase of Iranian oil that's already at sea, exempting buyers from the tight sanctions that have restricted Iran's oil industry for years, as the Trump administration grapples with high oil prices.
Judge strikes down restrictive Pentagon press policy, finding it violates First Amendment
A federal judge has struck down some of the Defense Department's strict controls on how journalists with access to the Pentagon are allowed to report — ending a policy that caused many news outlets to leave the Pentagon.
Transcript: Namazi, Shargi, Carstens, on "Face the Nation," March 22, 2026
Transcript: Siamak Namazi, Emad Shargi, Roger Carstens, Neda Sharghi on "Face the Nation with Margaret Brennan," March 22, 2026
HealthWatch
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Judge blocks parts of RFK Jr.'s vaccine agenda, including revised schedule
A judge blocked a set of changes to the childhood vaccine schedule recommended by allies of Health and Human Services Secretary Robert F. Kennedy, dealing a setback to the Trump administration's efforts to overhaul federal vaccine policy.
Changes in organ donor status can fall through cracks in the system
Patchwork state policies and limited federal oversight have led to a fragmented system for tracking organ donor status.
A dad's colon cancer spread to lungs. He says what happened next was a miracle.
Spencer Laird was diagnosed with colon cancer at 26. At 30, he was told it had returned and spread to his lungs, with one tumor the size of a golf ball.
Dr. Oz pledges to tackle hospice fraud: "Do not steal from the American people"
The Trump administration's Medicare boss reacts to CBS News investigation into California's hospice fraud problems.
Millions of Americans skip meals, stretch medication to afford health care
Even people with six-figure incomes are making financial sacrifices to pay for medical care, a new study finds.
World
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Exclusive
Trump is strategizing means to seize Iran's nuclear stockpiles, sources say
The Trump administration has been strategizing methods and options to secure or extract Iran's nuclear materials, according to multiple sources, as the military campaign against Tehran enters a more uncertain phase.
Trump administration temporarily lifts sanctions on Iranian oil at sea
The U.S. Treasury has authorized the purchase of Iranian oil that's already at sea, exempting buyers from the tight sanctions that have restricted Iran's oil industry for years, as the Trump administration grapples with high oil prices.
Transcript: Namazi, Shargi, Carstens, on "Face the Nation," March 22, 2026
Transcript: Siamak Namazi, Emad Shargi, Roger Carstens, Neda Sharghi on "Face the Nation with Margaret Brennan," March 22, 2026
Former Iran detainees fear Americans held in Iranian prisons face heightened danger
Siamak Namazi, who was released from Iran's Evin prison in 2023, said "it's important" that President Trump "hears that there are innocent Americans being held like we were as political pawns."
Are the Trump administration's efforts to lower oil and gas prices working?
With gas closing in on $4 a gallon, the Trump administration is pulling multiple levers to tame energy prices. The results have been mixed.
Entertainment
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Entertainment
"SWIM" kicks off BTS's return after hiatus
"SWIM" by K-pop super-group BTS is taking the world by storm. It's their first single after a four-year hiatus, kicking off the comeback of one of the world's biggest bands. Billboard News host Tetris Kelly joins "The Daily Report" to discuss.
CBS News Radio to shut down after nearly a century of broadcasting
CBS News announced Friday that CBS News Radio will be shutting down this spring after nearly 100 years of broadcasting, citing "challenging economic realities."
Bodycam video of Justin Timberlake's DWI arrest on Long Island released
Bodycam video footage of Justin Timberlake's June 2024 DWI arrest on Long Island was released to the media Friday.
Chuck Norris dies at age 86
Action star Chuck Norris has died at age 86, his family announced Friday. CBS News' Mugo Odigwe reports.
Taylor Frankie Paul mugshot emerges
Reality TV star Taylor Frankie Paul's booking photo for an apparent incident in 2023 has emerged. Entertainment Tonight's Nischelle Turner joins with more details.
Technology
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Jury finds Elon Musk liable for misleading investors during Twitter purchase
A jury has found Elon Musk liable for misleading investors by deliberately driving down Twitter's stock price in the tumultuous months leading up to his 2022 acquisition of the social media company.
White House unveils AI framework for Congress
The White House unveiled a national framework for how it wants Congress to address concerns about artificial intelligence. Technology journalist Jacob Ward joins CBS News to discuss the outline and AI concerns.
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.
AI version of Val Kilmer to star in new movie
Val Kilmer was originally set to star in "As Deep as the Grave" before he died last year, never shooting a scene of the movie. But Kilmer will still star in the film thanks to generative AI, which is artificial intelligence that can generate new content by analyzing existing content. Jo Ling Kent has more.
Risks of excessive screen time for adults
More than 80% of adults say they go online at least several times per day and research indicates that even adults' fully-formed brains can suffer negative consequences from excessive screen time. Dr. Sue Varma breaks down risks, tips to reduce your screen time and why adults are spending more time on screens.
Science
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Discovery of 1949 whale recording could unlock mysteries of ocean
The song is that of a humpback whale and was recorded by scientists in March 1949 in Bermuda, researchers said.
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.
NASA announces major overhaul of Artemis moon program "to take down risk"
NASA Administrator Jared Isaacman announced significant changes to the agency's Artemis program, which aims to land on the moon in 2028.
What scientists will be looking for when government UFO files are released
Documents might help scientists shed light on unexplained phenomena and government secrets, experts said.
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.
Crime
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5 more defendants plead guilty in Feeding Our Future fraud scheme
Five people who were charged in connection to the Feeding Our Future scheme pleaded guilty to wire fraud this week.
Bodycam video of Justin Timberlake's DWI arrest on Long Island released
Bodycam video footage of Justin Timberlake's June 2024 DWI arrest on Long Island was released to the media Friday.
Justice Department subpoenas James Comey
Federal prosecutors in Miami subpoenaed former FBI Director James Comey as part of a probe into Obama-era intelligence officials, two sources familiar with the investigation tell CBS News. Jake Rosen reports.
"American Nightmare" survivor Denise Huskins' new discovery exposes victim privacy loophole in California law
The failure to protect explicit case evidence in Denise Huskins' kidnapping and sexual assault case is driving reform at the State Capitol. New developments exposed a little-known gap in state law that could expose videos of sexual assault victims.
Derrick Thompson sentenced to nearly 59 years in prison
Several Minnesota families saw justice served on Thursday morning after five young women were killed in a high-speed crash two summers ago in Minneapolis.
Space
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Repaired moon rocket heads back to launch pad for April 1 blastoff
After a trip back out to the launch pad, NASA's Artemis II rocket will be readied for a historic flight to the moon.
Video shows meteor streaking across the sky
A meteoroid was spotted streaking across the sky in 10 states. In some areas, there was also a loud boom, similar to an explosion. NASA says the meteor, which was traveling 45,000 mph in the sky, fragmented - causing the bright fireball and loud boom.
7-ton meteor identified as likely cause of boom heard across Ohio
Some residents immediately feared the sound was an explosion, according to CBS affiliate WOIO, but weather service officials say it appears to have been a meteor.
Bill Nye on going from Boeing to science guy
Bill Nye the Science Guy sits down with CBS News chief Washington correspondent Major Garrett to talk about his life and career.
NASA targets April 1 for moon mission launch
NASA's huge Space Launch System rocket has been repaired and is ready for rollout back to the launch pad next week.
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
More Latest CBS News Videos
Latest CBS News Videos
From the archives: Day 1 of the Iraq War
On March 20, 2003, a coalition of U.S.-led forces invaded Iraq, marking the start of the eponymous war. Watch the full "CBS Evening News" broadcast from that day.
Carousel owner steps up after fire hits businesses
Years after the Vietnam War, a veteran who suffered from PTSD found hope and joy in an old carousel he brought back to life. When a recent fire destroyed the businesses around it, he stepped in to give back. Steve Hartman has the update.
Remembering Chuck Norris' life and career
Action star and martial artist Chuck Norris has died, his family said. He was 86. Mark Strassmann looks back at his life and career.
U.S. sending thousands more Marines to Middle East
Thousands more U.S. Marines and three more warships are headed toward the Middle East, two U.S. officials told CBS News, as the war nears the three-week mark with no signs of letting up. Charlie D'Agata has the latest.
Vanderbilt Commodores head coach on success
The NCAA women's basketball tournament is officially underway. Shea Ralph, head coach for the Vanderbilt Commodores women's basketball team, joins "The Daily Report" to discuss the team's historic season and securing the two seed in the tournament.