Is the sun really on fire? | Hey Ray
The sun is often referred to as a ball of fire in the sky, but is it actually on fire?
Watch CBS News
The sun is often referred to as a ball of fire in the sky, but is it actually on fire?
Have you ever noticed when you see a wheel moving at high speed it looks like it is going backward?
You've heard of ground coffee, but what about a coffee cup falling to the ground?
You may have heard we're getting a mini-moon soon, but that begs the question...will we be able to see it?
One viewer asks - why can we sometimes see the moon during the day?
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?
Heavy winds and windstorms have been in the headlines a lot lately, which has plenty of Pittsburghers asking, "Is it windier today than it ever has been in Pittsburgh?" Ray Petelin explains!
Meteorologist Ray Petelin has a weird experiment today where he shows us how to illuminate fluorescent light bulbs without connecting them to a light fixture!
Science can often surprise you! Meteorologist Ray Petelin has a cool inertia experiment where the result may be the opposite of what you think!
It's common to see icicles hanging from roofs or awnings, but can they form sideways? The Barton Family saw just that, and Ray Petelin explains how it may have happened!
When rivers, lakes, and ponds freeze over, it's natural to want to go play on them, but checking them for safety is important. Ray Petelin explains what you need to do to make sure you don't fall through.
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!
Vandergrift's two fire departments have stopped service due to a lapse in workers' compensation insurance.
The Pittsburgh Penguins and Philadelphia Flyers will face off in the first round of the Stanley Cup Playoffs.
A New York man was sentenced to prison time for using stolen credit cards to buy more than $66,000 in liquor from stores across Pennsylvania, authorities said.
In a few weeks, you'll start getting text messages about unpaid tolls, and the Pennsylvania Turnpike says it won't be a scam. It's part of a six-month pilot program to get in contact with drivers.
A severely injured veteran qualified for an adaptive home, but his wife says he's still waiting after being repeatedly turned away.
The Trump administration is ratcheting up attacks on environmental protections that Make America Healthy Again followers hold dear.
Pope Leo has been critical of the war in Iran and other priorities of the Trump administration, but says his comments are "not meant as attacks on anyone."
President Trump said the U.S. Navy will begin blockading ships from entering or exiting the Strait of Hormuz and intercept vessels that have paid tolls to Iran.
Transportation Secretary Sean Duffy pointed out that gamers "have many of the hard skills it takes to be a successful controller."
First lady Melania Trump delivered a televised statement denying a relationship with the late sex offender Jeffrey Epstein.
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.
We're learning some simple exercises that can make going up and down the stairs a whole lot easier.
Here's how you can break the scroll habit and take back your time.
More than 20 of Pittsburgh's best are stepping up to the plate for one unforgettable night of flavor, and for a really good cause. We're taking one of the very first bites.
Daisy Jade visits The Silly Goose gift shop in Pittsburgh.
What did Heather and David do last weekend? Plus, they discuss other happenings in Pittsburgh culture, trending news and social media, food, sports, and more.
Short-term rental owners in Washington County could soon face new scrutiny.
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.
Health care workers are preparing to care for anyone who will need treatment.
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.
The Pittsburgh Penguins and Philadelphia Flyers will face off in the first round of the Stanley Cup Playoffs.
Western Pennsylvania has historically been a hotbed for producing talent that succeeds in the NFL.
Pennsylvania residents can enter to win free tickets to see practice rounds for the PGA Championship at Aronimink Golf Club.
Rory McIlroy of Northern Ireland won the 2026 Masters Tournament at Georgia's Augusta National, claiming his second straight green jacket.
Chicago had been 0 for 7 with runners in scoring position before Busch's single after going 1 of 23 in the previous two losses to Pittsburgh.
West Virginia resident Rebecca Michalski struggles with soaring electricity bills that exceed her income.
Dave Chappelle has helped secure the future of a small-town radio station by funding the renovation of a historic building in Yellow Springs.
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.
The Pitt star Noah Wyle is the newest name on the Hollywood Walk of Fame, and the Pittsburgh-based show is a big reason why.
Dave Chappelle has helped secure the future of a small-town radio station by funding the renovation of a historic building in Yellow Springs.
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.
Vandergrift's two fire departments have stopped service due to a lapse in workers' compensation insurance.
KDKA-TV's Bob Pompeani and 93.7 The Fan's Andrew Fillipponi discuss today's sports topics.
Stay on top of the weather in the Pittsburgh area with First Alert Meteorologist Ray Petelin's forecast.
Jessica Mauthe gave birth in jail, and a judge postponed her trial in Armstrong County, Pennsylvania. Mauthe is accused of killing her own children shortly after they were born.
In a few weeks, you'll start getting text messages about unpaid tolls, and the Pennsylvania Turnpike says it won't be a scam. It's part of a six-month pilot program to get in contact with drivers. Mamie Bah reports.
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.
