Cicadas are back, but climate change is messing with them
Periodical cicadas used to reliably emerge every 13 or 17 years — but spring arriving sooner interferes with the bugs' internal alarm clocks.
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Periodical cicadas used to reliably emerge every 13 or 17 years — but spring arriving sooner interferes with the bugs' internal alarm clocks.
Crews in Western Canada are currently facing 130 active wildfires, including 14 considered out of control. Here's why it's so bad.
The blaze in northeastern British Columbia started Friday and almost doubled in size by the following day, reaching about 4,200 acres.
Scientists are using a range of tools to protect the endangered wildlife that could disappear in coming decades.
Over half of U.S. counties face potentially higher utility expenses as the mercury rises, a new analysis finds.
People who have experienced extreme weather are especially likely to say climate change needs to be addressed right away.
The Pittsburgh Zoo is offering discounted admission to people who bring electronic devices to be recycled.
A disappearing lizard population in the mountains of Arizona shows how climate change is fast-tracking the rate of extinction.
Billions around the world will participate in Earth Day next week and there are plenty of ways to help out right here in our community. Natalie Bencivenga joined us to share some of the projects going on in our community.
Hurricane Maria nearly wiped out an endangered parrot in Puerto Rico, highlighting the grave threat climate change-fueled storms pose to endangered species.
Despite being the official state amphibian, hellbenders aren't exactly overflowing in Pennsylvania's waterways these days.
Climate change means wine could soon have a higher alcohol content — but spoil faster and smell worse.
Gov. Josh Shapiro is unveiling a plan to fight climate change.
Experts say climate change will drive up the price of bananas, but consumers should already be paying more.
Feathery white lines of condensation left behind airplanes, known as contrails, add to warming the planet. A new study suggests artificial intelligence could dramatically reduce them.
Their work near the South Pole means camping on the ice without showers or flushing toilets for seven weeks — but what we can learn about climate change there is essential to science.
New data finds the impact of climate change on coastal flooding could increase five-fold by the end of the century, leading to major property and infrastructure losses.
Climate change is an urgent problem in the Arctic. From renewable energy to avalanche protection, here's what we can learn from how people there are protecting their way of life.
Spiking temperatures in the Arctic are rapidly melting glaciers. Scientists are now worried about underground methane, a potent greenhouse gas, leaking up to the surface.
Average temperatures across Earth in 2023 have been dangerously close to the 1.5 degree Celsius warming threshold scientists have long warned would bring significant challenges to people worldwide.
A court says Pennsylvania can't enforce a regulation to make power plant owners pay for their planet-warming greenhouse gas emissions.
Hurricane Otis plowed into Mexico's Pacific coast as a deadly Category 5. Just 12 hours earlier, it was a tropical storm.
The idea is to help replace fossil fuels such as coal and oil with cleaner-burning hydrogen as an energy source, but many environmentalists are skeptical.
A Libyan official who visited Derna said "25% of the city has disappeared," and he expects the final toll to be "really, really big."
"Climate breakdown has begun," U.N. chief says, adding: "The dog days of summer are not just barking, they are biting."
Actor Michael Keaton was roasted before receiving the 2026 Man of the Year by Harvard University's Hasty Pudding Theatricals.
The teen driver who was killed in a crash in Juniata County, Pennsylvania, while on a FaceTime call with a friend was identified as Charles Raffensberger III.
Junior Achievement of Western Pennsylvania has honored outstanding young people in the area through its "18 Under Eighteen" program.
An 18-year-old young man from Pittsburgh was killed and nine others were injured after a massive pileup on Interstate 79.
The Blairsville Underground Railroad Museum shares the stories of slavery, the Civil War, Reconstruction and beyond
Actor Michael Keaton was roasted before receiving the 2026 Man of the Year by Harvard University's Hasty Pudding Theatricals.
The teen driver who was killed in a crash in Juniata County, Pennsylvania, while on a FaceTime call with a friend was identified as Charles Raffensberger III.
Junior Achievement of Western Pennsylvania has honored outstanding young people in the area through its "18 Under Eighteen" program.
An 18-year-old young man from Pittsburgh was killed and nine others were injured after a massive pileup on Interstate 79.
The Blairsville Underground Railroad Museum shares the stories of slavery, the Civil War, Reconstruction and beyond
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.
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.
A handful of Pittsburgh-area Value City Furniture stores are going out of business after their parent company filed for bankruptcy.
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.
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.
After the historic snowfall, dangerously low temperatures crept into the Pittsburgh region, bringing a hidden danger that can turn painful in seconds.
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."
KDKA-TV Sports' Cassidy Wood and the Post-Gazette's Jason Mackey discuss the sports topics of the day.
Chuck Dorgan was one of the 20-plus vehicles involved in the crash. He said the scariest moment wasn't when he crashed his truck. It was what happened after.
Stay on top of local weather with First Alert Meteorologist Trey Fulbright's forecast!
For five years, Junior Achievement of Western Pennsylvania has honored outstanding young people in our area through its "18 Under 18" program.
The Blairsville Area Underground Railroad is an important mark in American history.
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.
