Science
"On the Dot" web extra: Paleoclimatology
From ice to fossils, scientists describe how they go back in time to figure out how an increase in carbon dioxide affects our planet.
From ice to fossils, scientists describe how they go back in time to figure out how an increase in carbon dioxide affects our planet.
Davida Herzl's company, Aclima, operates a fleet of cars outfitted with tubes and sensors that analyze the air for 14 kinds of pollution.
The Mauna Loa Observatory sits at over 11,000 feet above sea level on a volcano in Hawaii, up a narrow one-lane road through a lava field. It's there that scientists for the last 65 years have taken carbon dioxide measurements to track how much humans are altering our planet.
It's one of the most powerful forces warming the Earth, leading to increasingly severe droughts, wildfires and floods. It's also invisible. So how do we see start seeing carbon? In our new series "On the Dot," CBS environmental correspondent David Schechter explores how we can see this problem more clearly.
A global agreement in effect since 1989 has led to the phasing out out of nearly 99% of ozone-depleting chemicals.
Renewable sources of energy will account for 24% of the nation's energy in 2023, more than double what it was a decade ago.
With sea levels along U.S. shores expected to rise as much as 12 inches by 2050, residents of North Carolina's Barrier Islands, Galveston, Texas, and Pacifica, Calif., are grappling with changing coastlines, engaged in a battle that Mother Nature is winning.
A new NASA report says sea levels along U.S. coastlines are expected to rise as much as 12 inches by 2050, and by the end of the century 13 million Americans could be displaced and $1 trillion worth of property inundated. Correspondent Ben Tracy looks at how residents of North Carolina's Barrier Islands, Galveston, Texas, and Pacifica, Calif., are grappling with changing coastlines, engaged in a battle that Mother Nature is winning.
Researchers warn that if carbon dioxide emissions aren't rapidly reduced, this record-breaking heat will soon become the norm.
A researcher said there was "crying in our masks" as her team watched fish battle over food that had simply died off, and may never come back.
A majority of Democratic delegates has voted to select Vice President Kamala Harris as the party's nominee for president in a virtual roll call vote, her campaign said Friday.
The pause was triggered by a significant number of would-be sponsors applying to sponsor multiple migrants, sources said.
The Permanent Mission of the Islamic Republic of Iran to the United Nations has warned that Hezbollah may choose to attack much "broader and deeper targets" inside Israel.
The Supreme Court ruled that former presidents are immune from federal prosecution for official acts taken while in office.
Hunter Biden, President Biden's son, is set to be sentenced on Nov. 13 for his conviction on federal gun charges
It was the first time this campaign cycle that the highly trained, tactical unit had been deployed to secure an event for the former president.
Terry Strada, national chair of 9/11 Families United, said the plea deal "feels like a betrayal."
The DOJ alleged TikTok knowingly allowed children to interact with adults on the platform and collected and retained their personal information.
Justin Timberlake's license was suspended Friday during a court hearing for his DWI case on Long Island.
It was the first time this campaign cycle that the highly trained, tactical unit had been deployed to secure an event for the former president.
The pause was triggered by a significant number of would-be sponsors applying to sponsor multiple migrants, sources said.
Caeleb Dressel was favored to clinch the top spot on the podium at the Paris Games after nabbing gold in both events in the 2020 Tokyo Olympics.
Homebuyers are getting some relief from high borrowing costs as mortgage rates sink on expectations the Federal Reserve will cut rates.
Hunter Biden, President Biden's son, is set to be sentenced on Nov. 13 for his conviction on federal gun charges
Homebuyers are getting some relief from high borrowing costs as mortgage rates sink on expectations the Federal Reserve will cut rates.
Shareholders' vote in June makes clear they are adamant that Musk is entitled to an 11-figure pay package, defense attorneys argue.
The DOJ alleged TikTok knowingly allowed children to interact with adults on the platform and collected and retained their personal information.
Former President Donald Trump's pledge to cut taxes that seniors pay on their Social Security income would ultimately hurt the program, experts say.
Signs that the job market is slowing down are renewing investor concerns that the U.S. economy is losing steam.
It was the first time this campaign cycle that the highly trained, tactical unit had been deployed to secure an event for the former president.
The former Speaker of the House writes about the demands and responsibilities of the office, which she calls "the most challenging position in government."
The pause was triggered by a significant number of would-be sponsors applying to sponsor multiple migrants, sources said.
Hunter Biden, President Biden's son, is set to be sentenced on Nov. 13 for his conviction on federal gun charges
The Supreme Court ruled that former presidents are immune from federal prosecution for official acts taken while in office.
Most don't contest billing errors or denied coverage, even though doing so frequently works, the Commonwealth Fund says.
Gen Xers and millennials have a higher risk of developing more than a dozen cancers than older generations, according to new research from the American Cancer Society.
The majority of people are unfamiliar with life-saving screenings available for the disease, according to a survey from the American Lung Association. Here's what to know about risk factors and getting screened.
Chemotherapy deserts are expanding across the United States as hospitals winnow services to save money, creating financial and logistical hurdles for rural patience seeking cancer treatment.
A new study highlights new risk factors for dementia, as well as 12 previously known risk factors, and ways to combat them.
The Permanent Mission of the Islamic Republic of Iran to the United Nations has warned that Hezbollah may choose to attack much "broader and deeper targets" inside Israel.
Caeleb Dressel was favored to clinch the top spot on the podium at the Paris Games after nabbing gold in both events in the 2020 Tokyo Olympics.
Artem and Anna Dultsev were undercover intelligence officers commonly known as "illegals." They were posing as Argentine expats when they were arrested in Slovenia.
A former Cancun police officer was found at the scene going through the pockets of one of the bodies, police said.
DNA analysis will be used to identify the bodies before releasing them into the custody of the families for funerals and burials.
Massachusetts-based rock band Aerosmith has announced that they're retiring from touring and cancelling their farewell tour due to lead singer Steven Tyler's vocal injury.
Justin Timberlake's license was suspended Friday, as the singer pleaded not guilty to driving while intoxicated on Long Island.
The jury ruled the NFL violated antitrust laws in distributing out-of-market Sunday afternoon games on a premium subscription service.
MrBeast, aka Jimmy Donaldson, and his reported $700 million empire have come under new fire after accusations of past racist comments have surfaced.
Cardi B shared the pregnancy news on social media showing images of herself in a flowing red gown that exposes her baby bump.
The Justice Department on Friday filed a federal lawsuit against TikTok and its parent company ByteDance, saying that the social media giant collected data on users under the age of 13 without getting the permission of their parents. Scott MacFarlane has details.
The DOJ alleged TikTok knowingly allowed children to interact with adults on the platform and collected and retained their personal information.
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.
Lollapalooza is underway in Chicago with the music festival's main stage fully battery-powered, a first for a major U.S. music festival. Music critic and editor Britt Julious joins CBS News to discuss the festival.
CEO Pat Gelsinger said the chipmaker will cut roughly 15,000 jobs as it moves to slash costs.
The devastating Park Fire in California is now the fourth-largest wildfire in the state's history. CBS News senior national and environmental correspondent Ben Tracy is in Los Angeles with more.
Wildfire activity in California is up nearly 3,000% this year, Cal Fire said, with the state battling more than a dozen active blazes, including the Park Fire, now the fourth-largest in state history.
Scientists used CT scans and other testing to examine whether the mummy had any pathological abnormalities and assess potential causes of death.
Patterns like those of birds and bees are influencing Dutch scientists' research on "self-flying" swarms of tiny drones.
As of Wednesday evening, California's Park Fire has grown to more than 389,000 acres and is only 18% contained. CBS News senior national and environmental correspondent Ben Tracy has been following the developments.
A former Cancun police officer was found at the scene going through the pockets of one of the bodies, police said.
The victims were all couples, killed with the same Beretta pistol. Most were attacked in cars, during or just after having sex.
Delanco, New Jersey man Eric Gapco is facing multiple federal charges over alleged "life-threatening behavior" aboard a Seattle to Dallas flight.
Justin Timberlake's license was suspended Friday, as the singer pleaded not guilty to driving while intoxicated on Long Island.
Juan Carlos Bonilla Valladares enabled cocaine trafficking on a massive scale and used violence, including murder, to protect the drug trade, prosecutors said.
A United Launch Alliance Atlas V rocket lifted off from Florida's Cape Canaveral on Tuesday, carrying a secret payload for the U.S. Space Force into orbit for a national security mission. The launch also marked the 100th national security mission carried out by ULA. CBS News space consultant Bill Harwood joins with more.
Tuesday's flight was the Atlas 5's final national security mission as builder United Launch Alliance transitions to new Vulcan rockets.
SpaceX put 67 Starlinks into orbit while Boeing carried out successful tests of its Starliner capsule.
Engineers say they're still troubleshooting issues discovered aboard the Boeing Starliner spacecraft that took NASA astronauts Butch Wilmore and Suni Williams into space. They were originally supposed to spend eight days aboard the International Space Station. They've now been up there for almost eight weeks.
NASA and Boeing managers are increasingly confident the Starliner capsule is good to go for re-entry and landing.
A look back at the esteemed personalities who've left us this year, who'd touched us with their innovation, creativity and humanity.
Live performances are in full swing this summer. Scroll through our concert gallery, featuring pictures by CBS News photojournalist Jake Barlow and photographers Ed Spinelli and Kirstine Walton.
A teenager's murder in Lowell, Massachusetts, goes unsolved for more than 40 years -- were the clues there all along?
The actor, recipient of a lifetime achievement Academy Award, was renowned for such films as "MASH," "Klute," "Don't Look Now," "Ordinary People," and "The Hunger Games."
The Illinois mom wrote, "If something ever happens to me, please make sure the number one person of interest is Tim." Take a look at the evidence that led to Tim Bliefnick's arrest.
Americans Evan Gershkovich, Paul Whelan and Alsu Kurmasheva are recuperating in the U.S. following a historic prisoner exchange with Russia. However, several U.S. citizens are still imprisoned in Russia. CBS News intelligence and national security reporter Olivia Gazis explains why some Americans might not have been included in the deal.
Gymnast Simone Biles took a clear swipe at former President Donald Trump on social media Friday, posting "I love my black job" following her second gold medal win at the Paris Olympics. "CBS Saturday Morning" co-host and CBS News and sports correspondent Dana Jacobson is in Paris with the latest on the Games.
The devastating Park Fire in California is now the fourth-largest wildfire in the state's history. CBS News senior national and environmental correspondent Ben Tracy is in Los Angeles with more.
There are growing concerns about how Iran will retaliate against Israel after the assassination of Hamas leader Ismail Haniyeh in Tehran on Wednesday. CBS News' Courtney Kealy joins with analysis.
The Justice Department on Friday filed a federal lawsuit against TikTok and its parent company ByteDance, saying that the social media giant collected data on users under the age of 13 without getting the permission of their parents. Scott MacFarlane has details.