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.
Data centers have become the hottest issue in political races across the country, including Pennsylvania's race for governor.
Students at Laurel Highlands Middle School will spend the first two weeks learning remotely as crews continue addressing mold and moisture problems inside the building.
Pennsylvania Attorney General Dave Sunday is continuing his fight against social media's negative impacts on children.
For the first time since 1991, Pennsylvania has recorded its first two deaths connected to measles.
It's back-to-school time across the Pittsburgh region, prompting a new safety initiative from Pennsylvania State Police.
A 19-year-old man is in the Allegheny County Jail after police say he assaulted two women and a man in Downtown Pittsburgh on Friday.
Police say a Pitt student was assaulted by a man who had the key to his apartment building on Forbes Avenue.
Dolly Parton became an icon over her six-decade career as a Grammy-winning singer-songwriter, movie and TV star and theme park owner who donated millions to help others.
Data centers have become the hottest issue in political races across the country, including Pennsylvania's race for governor.
Students at Laurel Highlands Middle School will spend the first two weeks learning remotely as crews continue addressing mold and moisture problems inside the building.
Data centers have become the hottest issue in political races across the country, including Pennsylvania's race for governor.
The U.S. and Canada have wrangled for decades over trade, and somehow, they still managed to remain friends, allies and trading partners.
Veteran organizations and businesses are asking state legislators to pass a bill allowing them to keep their so-called "skill-game" machines.
"We've seen too many developers who are trying to bulldoze our community," Pennsylvania Gov. Josh Shapiro told "CBS Mornings."
Pennsylvania Gov. Josh Shapiro on Tuesday said he's instituting what he calls the strictest data center guardrails in the country.
The store is expected to open sometime next year.
Buffalo Township police are warning about scammers after investigating several cases where residents have fallen victim.
On Tuesday, Pennsylvania took a major step in the fight against the negative impacts of social media, particularly on children.
While the importance of the family support system is timeless, a new study found it creates financial stressors for all involved.
The store will be located at the North Hills Village shopping center along McKnight Road.
This month's Community Hero is a high school student with a passion for giving back. He founded a nonprofit that gives back to our active-duty military.
Pittsburgh artist Kait Schoeb plans on creating a live painting at this year's PTL Turkey Fund Kickoff Show and then auctioning it off to a PTL viewer.
Prestogeorge Coffee & Tea created two blends for the KDKA Turkey Fund this year. Fifty percent of those sales go right to the Turkey Fund.
David and Heather guess the value of three items chosen from the PTL mailbox.
Marshall's has been serving the community from a gas station for years. Now, they're going viral for their popular Reuben sandwich.
A downed power line turned a Kittanning family's front yard into a dangerous scene.
More than 300 Pittsburgh Public Schools buses are equipped with AI-enabled Bus Patrol cameras.
The Bob O'Connor Golf Course has been run by a nonprofit with a charitable mission, but the course has been losing money.
KDKA Investigates has received several concerns about the integrity of the bridge, leading to an eight-month investigation into how safe the bridge is.
Going to college was once considered a very safe investment, but with tuition soaring, is it still worth the price tag?
For the first time since 1991, Pennsylvania has recorded its first two deaths connected to measles.
Pennsylvania has recorded its first two deaths connected to measles in 35 years.
Injuries are a part of many sports, and UPMC is trying to help high school athletes get back to the games they love.
More than three years later, we're beginning to learn about the health impacts of the Norfolk Southern train derailment in East Palestine, Ohio.
Several waterways across Pennsylvania tested high for E. coli, environmental groups said.
San Francisco 49ers owner Jed York has pleaded no contest to two misdemeanor charges in Northeast Ohio after being arrested on suspicion of engaging in prostitution over the weekend, authorities said.
Western Pennsylvania has historically been a hotbed for producing talent that succeeds in the NFL.
Nick Gonzales led off the 12th inning with an RBI single and the Pittsburgh Pirates snapped their three-game skid with a 3-2 victory over the San Diego Padres.
Mark Kulbis is also facing misdemeanor counts of involuntary manslaughter and reckless endangerment in the death of Calvin "CJ" Dickey Jr.
A Fayette County soccer organization is seeking help from the community after its soccer fields were vandalized.
A federally funded Ohio manufacturing program faces potential shutdown after a new audit by the U.S. Department of Commerce's Office of Inspector General.
Gas station giant Buc-ee's has sparked a backlash in Ohio over one of its frequent trademark infringement lawsuits.
The international fashion retailer Zara will open a location in Ross Park Mall in 2028, as the mall continues to thrive.
Some Bloomfield business owners paint a nuanced picture of how the annual Little Italy Days festival impacts them, saying that while they don't dislike the festival, they do make less money than they normally would.
The store is expected to open sometime next year.
Dolly Parton became an icon over her six-decade career as a Grammy-winning singer-songwriter, movie and TV star and theme park owner who donated millions to help others.
Bret Michaels is taking a break from touring to recover from recent surgeries.
The Jonas Brothers are returning to Pittsburgh later this year.
Hayden Panettiere, who starred in "Remember the Titans" as a child actor and rose to fame in the series "Heroes," has died at the age of 36. The coroner's office says she was found in cardiac arrest.
The tour will be coming to Acrisure Stadium on May 8, 2027.
Data centers have become the hottest issue in political races across the country, including Pennsylvania's race for governor. KDKA's Andy Sheehan reports.
Students at Laurel Highlands Middle School will spend the first two weeks learning remotely as crews continue addressing mold and moisture problems inside the building. KDKA's Shelley Bortz reports.
The family has lived in Wall Borough, Pennsylvania, for 60 years without a flood-until last year. Now, repeated flooding has forced them to abandon the first floor of their home.
Pennsylvania reported two measles-related deaths in Lancaster County. KDKA's Josh Taylor reports.
Stay on top of the weather in the Pittsburgh area with First Alert Meteorologist Ray Petelin's forecast!
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.
