Radon and testing for radiation as winter approaches | Hey Ray
As the air gets colder, it's important to test for Radon.
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As the air gets colder, it's important to test for Radon.
We often perceive the sun to be yellow, but is it actually?
We've all put popcorn kernels on the stove or in the microwave, but why and how do they pop?
Western Pennsylvania has several creeks and rivers in our area, so what is the difference?
We've got a mystery to solve! Why does it seem like you can only hear the train whistle at Fallingwater when it's going to rain?
Hey Ray, why is it when it gets too hot, airplanes cannot fly?
If you've ever noticed a difference in humidity from higher vegetation to lower vegetation, it's something known as "corn sweat."
Using just some markers, water, and plastic bags, we can make art disappear!
Even when you aren't moving, you're still moving through the universe at a pretty incredible rate!
An old idea says you should open windows before a tornado to equalize the pressure, but does that work?
On beautiful days full of sunshine, sometimes some puffy clouds develop that look like cotton balls.
We often hear the terms 50-year and 100-year floods but what exactly do those terms mean?
It's believed that with all the hills and valleys in Pittsburgh, tornadoes can't happen here, but that could not be further from the truth!
We've gone over the elements of the total solar eclipse, and now, with it just days away - let's get into the specifics.
With the eclipse coming up, here are some things you can say to sound like an eclipse expert!
When we get large snowfalls, the same question gets asked - why is snow white but when it melts, it's clear? Ray Petelin answers that in a new Hey Ray!
KDKA meteorologist Ray Petelin uses science to debunk some popular conspiracy theories.
Places, people, and things have a variety of reasons for why they are named the way they are, but have you ever thought about why the Arctic and Antarctic have their names? Ray Petelin has and he explains it in a new Hey Ray!
Whenever snow falls in Pittsburgh, you hear the same refrain: milk, bread, and toilet paper, but do we really need to have those in our home? Ray Petelin makes sure you know how to prepare when snow is coming!
While we may dream of a White Christmas in the 412, the weather is often much more interesting than that. Ray Petelin explains in a new Hey Ray!
Every generation when they get older love to brag about how much snow they had to deal with as a kid, but which Pittsburgh generation has the bragging rights? Ray Petelin breaks it down!
Did you ever notice your breath can heat and cool things? Meteorologist Ray Petelin shows us the science of how that works!
You certainly know the dark color of pop, but did you know you can use milk to take the color out of it? Ray Petelin shows you the science in a new Hey Ray!
Lighting a candle seems pretty normal, and pretty easy, but sometimes, the way it lights can be anything but normal. Ray Petelin breaks down the science in a new Hey Ray!
Have you ever been sitting around a campfire, get up and move, only to have the smoke you were trying to avoid follow you? Well, as Ray Petelin explains, there's a scientific reason for that!
Savannah Guthrie released a new video on Saturday, saying her family is willing to pay for the safe return of their mother.
A man was taken into custody after barricading himself inside a home and setting a fire in Pittsburgh's Brookline neighborhood on Saturday.
Homicide detectives are leading the ongoing investigation.
The suspect is currently being held in the Allegheny County Jail.
Brad Arnold, the founder and lead singer of the 3 Doors Down has died following "his courageous battle with cancer," the rock band announced Saturday on social media.
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.
Bad Bunny is set to take the stage at halftime for the 2026 Super Bowl. Here's who else is performing at Super Bowl 60.
Western Pennsylvania has historically been a hotbed for producing talent that succeeds in the NFL.
Prosecutors have dropped the most serious assault charge against Penn State hockey star Gavin McKenna.
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.
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.
Brad Arnold, the founder and lead singer of the 3 Doors Down has died following "his courageous battle with cancer," the rock band announced Saturday on social media.
Bad Bunny is set to take the stage at halftime for the 2026 Super Bowl. Here's who else is performing at Super Bowl 60.
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.
KDKA-TV's Jessica Riley spoke to those who knew Evan Gingo, the 18-year-old who was killed after a massive pileup on Interstate 79 in Jackson Township, Butler County, on Friday morning.
Stay on top of local weather with First Alert Meteorologist Trey Fulbright's forecast!
More than 90,000 Pennsylvania American Water customers are under a boil water notice as of Saturday morning.
A man was taken into custody after barricading himself inside a home and setting a fire in Pittsburgh's Brookline neighborhood on Saturday.
A man was found dead inside a home in Pittsburgh's Lincoln-Lemington-Belmar neighborhood after a reported stabbing early Saturday morning, police said.
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.
