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.
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2025 was the third hottest year on record and pushed Earth past a critical climate change mark, scientists say.
Gov. Josh Shapiro signed a $50 billion spending package to end a four-month budget stalemate that has held up billions for public schools and social services.
Leaf-peeping season has arrived in the Northeast and beyond, but weeks of drought have dulled this year's autumn colors and sent leaves fluttering to the ground earlier than usual.
Crucial for marine life and the global economy, coral reefs are the planet's first major environmental system to cross a climate "tipping point" as the world warms.
Hospitals across the U.S. are at risk of significant flooding, and climate experts warn that the Trump administration's cuts leave the nation less prepared.
34 million people live in one of these major U.S. cities that's sinking, new research shows. See if your area is on the list — and how quickly the land is moving.
Out of the many consequences of a warming climate, one major concern is the increasing frequency of high intensity rain events.
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.
Environmental Protection Agency to review a key 2009 finding by the agency that greenhouse gases pose a risk to Americans.
Some 880 employees of the National Oceanic and Atmospheric Administration were laid off on Thursday, a congressional source told CBS News.
Nonprofit groups are working to distribute essential supplies to those impacted by the fires across the Los Angeles area.
Researchers say human-caused climate change dealt people an average of nearly six weeks of extra extreme heat in 2024, while also fueling more destructive storms.
World coal use is set to reach an all-time high in 2024, the International Energy Agency says, in a year all but certain to be the hottest in recorded history.
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.
Oil and natural gas companies will have to pay a federal fee if they emit methane above certain levels under a rule being finalized by the Biden administration that incoming Trump officials are likely to reverse.
We've seen some warmer Halloweens in the last couple of years, so is this something we can expect to continue moving forward?
Why is there a disconnect between constituent views on climate change and the actions of their representatives?
Why is there a disconnect between constituent views on climate change and the actions of their representatives? KDKA political editor Jon Delano explores the reported feelings and actions in Pennsylvania's 14th and 16th congressional districts.
Scientists from the International Thwaites Glacier Collaboration warn of a "grim outlook" for the Thwaites Glacier, also known as the "Doomsday Glacier."
Heavy rains caused severe flooding in Central Europe, affecting countries including Austria, the Czech Republic, Poland and Romania.
The legacy toy company is increasing the certified renewable or recycled materials that go into its bricks in an effort to reduce its reliance on fossil fuels.
While five states have laws in place protecting workers from excessive heat, for decades there have been no federal protections.
Earth sizzled to its hottest day ever measured by humans Monday, beating a record set the day before, the European climate service Copernicus says.
Six people protesting climate change stormed the 18th green at the Travelers Championship on Sunday, delaying the finish for about five minutes.
This Wednesday on World Environment Day, the Ecolution Fashion Gala will be held for the 9th year. It celebrates fashion, as well as sustainability, art, music and dance all within one show-stopping event. Daisy was at the Carnegie Museum Music Hall with the new curator for the event.
A man was taken to the hospital after he was stabbed in the stomach late on Friday night.
One person was killed in a house fire in Braddock on Friday night.
More than 90,000 customers are under a boil water notice due to an early morning power surge at a treatment plant.
Temperatures will be in the single digits and below zero with wind chills in the Pittsburgh area.
Actor Michael Keaton was roasted before receiving the 2026 Man of the Year by Harvard University's Hasty Pudding Theatricals.
A man was taken to the hospital after he was stabbed in the stomach late on Friday night.
One person was killed in a house fire in Braddock on Friday night.
More than 90,000 customers are under a boil water notice due to an early morning power surge at a treatment plant.
Temperatures will be in the single digits and below zero with wind chills in the Pittsburgh area.
Actor Michael Keaton was roasted before receiving the 2026 Man of the Year by Harvard University's Hasty Pudding Theatricals.
The footage is included in a video that promotes false claims that the 2020 presidential election was rigged against Mr. Trump.
The bipartisan "Bell-to-Bell" bill bars students from using their phones any time they're in school, not just during instructional periods.
It was only a few months ago that Pennsylvania passed the 2025 budget several months late, and now the process begins for this year.
Pennsylvania Gov. Shapiro delivered his fourth budget address at the State Capitol in Harrisburg, three months after last year's budget was passed by state lawmakers.
A federal judge on Monday blocked the Trump administration from revoking Temporary Protected Status for Haitians, granting a last-minute reprieve to 350,000 immigrants who were set to lose protections on Tuesday.
More than 90,000 customers are under a boil water notice due to an early morning power surge at a treatment plant.
A woman and her husband are fighting for a $400 refund after they bought furniture from a Value City Furniture store.
It's the end of an era for a grocery store in Carrick.
A Pennsylvania couple says Kia wrongly denied a warranty claim after their car's engine failed at 80,000 miles.
Scams targeting utility customers are on the rise in Pennsylvania, the attorney general says.
Daisy takes us live to learn more about 100.7 Star's Best Pizza in Pittsburgh competition.
We’re hearing from some of you! How did you meet? What is your love story?
Daisy shows us how to see our closet in a different way.
Some local pups will be in the game this year, and we’re meeting one from Animal Friends!
The band has a Pittsburgh connection, and we’re getting a performance live in the studio!
Residents of Millvale are trying to get back to normal after last weekend's major snowstorm.
Tracing the past of Shane Hennen and how his troubled life in Pittsburgh pointed to his future downfall.
People in Avella, Washington County, say they have no phone coverage.
Residents and leaders in Charleroi are concerned about the integrity of roads after a trench collapse last year and ongoing construction.
Patrick Vereb is accused of taking money from pet owners who believed their animals would receive dignified cremations.
More than 90,000 customers are under a boil water notice due to an early morning power surge at a treatment plant.
Doctors said the drugs can help people lose unwanted pounds while retaining muscle.
Southwestern Pennsylvania's cold and snowy winter is taking its toll on more than just our roadways and walkways.
The Liberty-Clairton area is under a code orange air quality action day, according to the Pa. Dept. of Environmental Protection.
The cold weather and lingering snow affect more than just the roads and our cars, it affects our brains.
Prosecutors have dropped the most serious assault charge against Penn State hockey star Gavin McKenna.
Western Pennsylvania has historically been a hotbed for producing talent that succeeds in the NFL.
A person familiar with the negotiations tells The Associated Press that pitcher José Urquidy and the Pittsburgh Pirates have agreed to a $1.5 million, one-year contract.
Wide receiver Larry Fitzgerald headlines the five-player 2026 Pro Football Hall of Fame class.
The Pittsburgh Penguins beat the Buffalo Sabres 5-2 on Thursday night in the final game for both teams before the Olympic break.
More than 140 employees at Nemacolin were informed they were being let go.
It's been about six years since the pandemic, and a lot of people working from home, but now companies are slowly calling them back to the office.
Pittsburgh Mayor Corey O'Connor on Tuesday announced a new initiative aimed at revitalizing neighborhood business districts across the city.
A handful of Pittsburgh-area Value City Furniture stores are going out of business after their parent company filed for bankruptcy.
It has been five years since the home improvement retailer Menards bought a large parcel of land off Route 30 in Westmoreland County.
Filming for the final season of "Mayor of Kingstown" is expected to take place between March and June.
Many Super Bowl 60 ads are already online, along with teasers for commercials that will be unveiled during the NFL championship on Feb. 8.
"Stick Season" singer Noah Kahan is coming to Pittsburgh this summer.
Music's biggest night returned Sunday with the 68th annual Grammy Awards. Here is how to watch and stream and what to know.
Catherine O'Hara was best known for her comic performances in projects including "Home Alone," "Beetlejuice," and "Schitt's Creek."
Watch as teams from Mars, Shenango, and Mars high schools compete on this edition of KD Quiz!
Watch as teams from Mars, Shenango, and Mars high schools compete on this edition of KD Quiz!
Watch as teams from Mars, Shenango, and Mars high schools compete on this edition of KD Quiz!
Watch as teams from Mars, Shenango, and Mars high schools compete on this edition of KD Quiz!
A man is in stable condition after he was stabbed in the abdomen late on Friday night.
Mike Tomlin stepped down as head coach of the Pittsburgh Steelers after 19 seasons with the team.
Pitt's regular season has ended with an 8-4 record.
Pitt's five-game winning streak came to an end with a 37-15 loss to Notre Dame.
Mason Heintschel set a new Pitt freshman single-game passing record in the Pitt win at Acrisure Stadium.
The 44th annual KDKA-TV Turkey Fund will help our neighbors in need have a nice meal for Thanksgiving.