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.
The Pennsylvania Department of Agriculture is warning residents about unsolicited packages of seeds arriving by mail.
A bald eagle returned to the skies this week after he spent months recovering from injuries he sustained when he got entangled in a fence in Slippery Rock.
Hundreds gathered Wednesday morning at the Live! Casino in Hempfield Township to open Mangia, a new market and eatery featuring authentic Italian cuisine from local favorite DeLallo.
A missing 12-year-old girl was found with a registered sex offender in Ohio after a crash.
The next phase of road closures on Pittsburgh's North Shore goes into effect on April 13.
The Pennsylvania Department of Agriculture is warning residents about unsolicited packages of seeds arriving by mail.
A bald eagle returned to the skies this week after he spent months recovering from injuries he sustained when he got entangled in a fence in Slippery Rock.
Hundreds gathered Wednesday morning at the Live! Casino in Hempfield Township to open Mangia, a new market and eatery featuring authentic Italian cuisine from local favorite DeLallo.
A missing 12-year-old girl was found with a registered sex offender in Ohio after a crash.
The next phase of road closures on Pittsburgh's North Shore goes into effect on April 13.
First lady Melania Trump delivered a televised statement denying a relationship with the late sex offender Jeffrey Epstein.
Pittsburgh-area lawmakers are responding to President Trump's warning that "a whole civilization will die" if Iran doesn't make a deal to reopen the Strait of Hormuz by his 8 p.m. Eastern deadline. KDKA's Chris Hoffman reports.
Those who gathered on Tuesday said the push for drop boxes will continue.
President Trump posted on social media that "a whole civilization will die tonight," adding "but I don't want that to happen, but it probably will."
President Trump and top national security officials shed new light on the daring rescues of two American airmen who were shot down over Iran last week.
Six new cities are being added to the Michelin Guide in 2027, and among those cities is right here in Pittsburgh.
Sheetz is expanding further into the Midwest, with plans to open 100 stores in Indiana over the next decade.
The Pirates' home schedule starts on Friday, so how can fans save money on tickets, food, and other deals at PNC Park?
Fat Head's Saloon on Pittsburgh's South Side is closing next month after more than 30 years in business.
Studies show nearly 25% of Pennsylvanians can't pay their power bills at least once a year.
You know the old saying - April showers bring May flower, but those showers can do a number on your home's gutters. Patrick the Handyman is back on PTL to let you know how you can keep them flowing!
If you're looking to get your feet moving the weekend of the NFL draft in Pittsburgh, Team PTL's Daisy Jade is giving you all the details about the PICKSBurgh Draft Day 5K!
Heather and David are joined by Danielle Doebereiner from Nosh and Curd to talk about the pairing of Girl Scout Cookies and cheese!
It's being called the most Pittsburgh celebration of the year, with food, clothes, live music, art, and so much more! This weekend, Bakery Square will play host to 412 Day!
You know him as Champ Kind from the classic movie Anchorman, and this weekend, David Koechner will be at the Pittsburgh Improv!
Allegheny County Common Pleas Judge Edward Borkowski refused to drop an attempted homicide charge against Jasper Hilliard.
Just weeks before the NFL draft, the Downtown Neighbors Alliance has cut ties with its executive director and may be folding up its tent.
Data obtained by KDKA Investigates shows the dramatic increase in arrests by U.S. Immigration and Customs Enforcement in the Pittsburgh area.
A new homeless encampment has popped up on Pittsburgh's North Side.
A Sewickley Hills man said he's left without a usable driveway because PennDOT cannot get it right.
UPMC and AHN say they've been collaborating about getting ready for an event of this magnitude.
When doctors found out Ainsley Flynn had viral myocarditis, they leaped into action to save her. Now, Flynn is giving back.
UPMC Hillman Cancer Center is exploring everything radiation treatment can treat, and the success has been life-changing for people.
A Pittsburgh-area man is not just giving people living with ALS a voice, he's giving them their own voice.
A cancer once rare in young people has become the number one cause of cancer-related deaths for Americans under age 50.
The next phase of road closures on Pittsburgh's North Shore goes into effect on April 13.
Western Pennsylvania has historically been a hotbed for producing talent that succeeds in the NFL.
The Pittsburgh Penguins clinched a playoff spot by defeating the New Jersey Devils 5-2 on Thursday night.
For the first time since the 2021-22 season, the Pittsburgh Penguins will be in the playoffs. This is how they were able to clinch a spot.
Pittsburgh Public Schools will be offering spaces throughout the city.
Hundreds gathered Wednesday morning at the Live! Casino in Hempfield Township to open Mangia, a new market and eatery featuring authentic Italian cuisine from local favorite DeLallo.
Sheetz is expanding further into the Midwest, with plans to open 100 stores in Indiana over the next decade.
The event kicks off on April 22 with the reopening of the renovated Market Square.
Fat Head's Saloon on Pittsburgh's South Side is closing next month after more than 30 years in business.
Pittsburgh's newest music venue released a lineup of its first concerts on Monday, giving a taste of what's to come at Citizens Live at the Wylie.
Artists like Lady A, Nelly, The Avett Brothers and Third Eye Blind will headline a free concert series throughout Pennsylvania.
The Steelers will offer fans multiple ways to engage with the team during the NFL draft.
The event kicks off on April 22 with the reopening of the renovated Market Square.
A major music festival featuring the rapper formerly known as Kanye West was canceled after the U.K. government blocked Ye from entering the country.
Fred Rogers Productions and Little Dot Studios teamed up to bring the beloved children's show to YouTube.
We're making brioche crab bruschetta with avocado and truffle heat.
The Humane Animal Rescue of Pittsburgh's Wildlife Rehabilitation Center needs help taking care of thousands of baby animals.
Heather is back with another weekend watch guide.
What food would you launch into space, never to return again? We tackle your answers.
Heather's go-to spot for out-of-town guests? Altius on Mt. Washington.
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.
