Coral reefs are first environmental system to pass climate "tipping point"
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.
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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.
Rescuers and hospital officials say Israeli strikes flattened two Gaza homes, killing more than 90 Palestinians, including dozens from an extended family.
The Israeli military said Monday it had struck more than 600 targets in Gaza over the previous 24 hours as it stepped up its bombardments.
However, no U.S. citizens or other foreign nationals who have been stranded in Gaza since the war began were allowed to cross into Egypt.
The Israeli military told the U.N. that the entire population north of the Wadi Gaza wetlands should "relocate to southern Gaza within the next 24 hours."
"Climate breakdown has begun," U.N. chief says, adding: "The dog days of summer are not just barking, they are biting."
"Climate change is here. It is terrifying. And it is just the beginning," U.N. Secretary-General Antonio Guterres said.
"Nobody is going to be untouched by these changes that are happening," an expert from the U.K. Met Office warned.
Foreign nations and aid agencies are racing to mobilize resources to help survivors of the devastating quakes in two countries. Here's how you can help.
Pope Francis urged the faithful to remember the millions of Ukrainians who were without electricity or heating Sunday because of Russian attacks, as well as the millions more displaced from their homes.
"A milestone year, when we anticipate the birth of the Earth's eight billionth inhabitant" says U.N. chief.
The head of the World Health Organization says there's "cause for optimism."
A report from the World Health Organization found that 500 million people will develop diseases if they don't increase their physical activity.
Pittsburgh has become the second city in the country to adopt the UN's Sustainable Development Goals to improve livability.
Millions of people around the world, including Pittsburgh, walked out of their schools and workplaces today to demand urgent action on climate change.
According to an Associated Press source, United Nations Ambassador Nikki Haley is set to resign.
A U.N. report says limiting global warming to just under a single degree could mean the difference between life and death for many people and ecosystems.
Beginning his speech at the United Nations General Assembly this week, President Donald Trump didn't appear to expect the humorous interlude as he launched into a recital of his achievements in office to date.
Kofi Annan, described as one of "Africa's foremost son," whose achievement as the first black African to lead the UN, died on Saturday.
US Ambassador to the United Nations Nikki Haley announced the United States is withdrawing from the UN Human Rights Council Tuesday, accusing the body of bias against US ally Israel and a failure to hold human rights abusers accountable.
Finland is the happiest country in the world, according to the latest World Happiness Report.
Elected on the nationalist slogan "America first," President Donald Trump will use his debut address to the U.N. General Assembly to argue that individual nations should act in their own self-interest, yet rally together when faced with a common threat such as North Korea.
The U.N. Security Council on Monday unanimously approved new sanctions on North Korea but not the toughest-ever measures sought by the Trump administration to ban all oil imports and freeze international assets of the government and its leader, Kim Jong Un.
Congo's government has obtained a five-minute cell phone video that shows the gruesome murders of two United Nations experts who were killed last month while investigating human rights abuses.
Sweden's prime minister says the United Nations and Congo must investigate after three bodies, including those of Swedish and American investigators with the United Nations, were found in central Congo.
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.
Savannah Guthrie's brother, Camron Guthrie, issued a plea Thursday for the return of their mother, Nancy Guthrie, saying in a video to the possible abductor, "We want to talk to you."
One person was killed in a shooting in Uniontown, Fayette County, on Thursday night.
State police are looking for a driver involved in a wrong-way crash on Interstate 79 in Pittsburgh.
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.
Savannah Guthrie's brother, Camron Guthrie, issued a plea Thursday for the return of their mother, Nancy Guthrie, saying in a video to the possible abductor, "We want to talk to you."
One person was killed in a shooting in Uniontown, Fayette County, on Thursday night.
State police are looking for a driver involved in a wrong-way crash on Interstate 79 in Pittsburgh.
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.
Five-year-old Liam Conejo Ramos and his father were released from ICE custody on Sunday, a day after a federal court ordered their release.
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 Jade is back at Neubauer's Flowers and while we still deal with the cold and snow, they're thinking spring!
Pittsburgh Magazine's Sean Collier is back like he is every Thursday giving you the best of the burgh for this weekend!
We find Team PTL's Daisy Jade at Neubauer's Flowers in Uniontown where she's finding some of the perfect flowers for Valentine's Day!
While Heather and David might be joined in the PTL Kitchen by Cesina's Sausage owner John Costanza, today is more about resilience than it is food.
Every great love story has a beginning, and maybe some bubbly! Elizabeth Langbell from Fine Wine & Good Spirits joins Heather and David to show them a sampling of the best and most affordable sparkling wines for Valentine's Day!
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.
Wide receiver Larry Fitzgerald headlines the five-player 2026 Pro Football Hall of Fame class.
Western Pennsylvania has historically been a hotbed for producing talent that succeeds in the NFL.
The Pittsburgh Penguins beat the Buffalo Sabres 5-2 on Thursday night in the final game for both teams before the Olympic break.
Brian Angelichio has spent the last four seasons as the passing game coordinator and tight ends coach for the Minnesota Vikings.
Peyton, Kendall, and Chase Coury have the Burrell Bucs in position to make the WPIAL playoffs.
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."
One person was killed in a shooting in Uniontown, Fayette County, on Thursday night.
Stay on top of local weather with First Alert Meteorologist Trey Fulbright's forecast!
Community groups are coming together to condemn racist graffiti spray-painted on a business in Homewood last month.
On the second day of what's expected to be a two-week trial, cell phone records and new clues were revealed in the case against Thomas Stanko, who is charged in the death of Cassandra Gross.
A Pittsburgh couple says Kia denied their engine warranty over oil change receipts. After KDKA Investigates stepped in, Kia reversed course, agreeing to replace the engine. But after our report, viewers flooded us with complaints, saying their Kias are breaking down too. KDKA-TV talked with many of those viewers and asked them what they're up against.
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.
