Jumping candle flames | Hey Ray
Lighting a candle seems normal, even easy, but there's a lot of science behind getting the flame lit and keeping it lit!
Watch CBS News
Lighting a candle seems normal, even easy, but there's a lot of science behind getting the flame lit and keeping it lit!
Have you ever been around a bonfire only to find that the smoke seems to follow you around? Well, there's science behind that!
While some call it pop, and others call it soda, this experiment will be more about popping than about what you call Coca-Cola!
Have you seen the Northern Lights? They're more than just pretty colors; when you see them in Pittsburgh, there's science behind it!
You often hear meteorologists talk about meteorological and astronomical seasons, but what is the difference?
One viewer asks, "Why do Atlantic storms have one name and Pacific storms have another?"
As summer winds down, we approach the peak of hurricane season, so how does the eye of the storm develop?
Certain kinds of cirrus clouds can precede an approaching front by a day or two.
If you've ever wondered how hurricanes get their names, it's actually a pretty rigorous process!
Salt has many uses in our modern world, but did you know that it's chilling effect can be used to make ice cream?
The peak of this year's Perseid Meteor Shower is August 12th and 13th.
You've heard the phrase "Dog Days of Summer," but you'd be surprised to learn it has nothing to do with our furry friends.
You might have heard the term St. Elmo's Fire from the movie, but it's also a meteorological phenomenon!
Have you ever run your finger around the edge of the glass to make a sound? It's energy and science!
Some cloud formations can look scary, and they can be a sign of a storm. Here's how they form and what they are.
Sometimes, you look up to the sky, and you see something weird. Other times you look down from up in the sky and you see something extremely weird! That happened to Edna. Pilot's Glory, Glory of the Pilot, or Pilot's Halo — whatever you want to call it, Ray Petelin has an explanation.
A viewer asks, if it's raining outside, but the humidity gauge only reads 74%, shouldn't it be 100%? Ray Petelin has the answer in a new Hey Ray!
The Moon is spherical like Earth, so why do we only see one side of it? Meteorologist Ray Petelin has the answer.
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.
Teachers across western Pennsylvania have found a way to get third graders excited about reading through a program developed by the Pittsburgh Penguins Foundation and U.S. Steel.
A new program in Pittsburgh is helping address the national EMT shortage.
Pennsylvania liquor control enforcement agents say they've stopped an illegal gambling operation in Washington County.
Investigators say it appears DUI was a factor in the Butler County crash that killed a 19-year-old woman and her 22-year-old boyfriend and injured her 17-year-old sister.
A fire in Homestead at two abandoned row homes injured a firefighter and forced four people from the neighboring homes.
Gas prices, inflation weigh on Americans. Many see lack of clarity on what's happening in Iran.
Gambling addiction is impacting more young people, so much so that state lawmakers are calling it an epidemic.
President Trump is in Beijing meeting with China's President Xi Jinping, with the two leaders aiming to stabilize their trading relationship after last year's trade war.
The Allegheny County Health Department wants to require all employers in the county to give their employees paid parental leave.
Live updating West Virginia primary election results for May 12, 2026.
The Allegheny County Health Department has issued a consumer alert for Prantl's Bakery in Shadyside, saying an inspection found pest droppings.
A Bethel Park homeowner says he's out thousands of dollars after hiring a contractor to replace his front porch.
A popular Washington County farm won't be offering pick-your-own peaches this year.
Gas across the country continues to climb.
Two food items sold at Giant Eagle have been voluntarily recalled due to separate contamination risks.
Etiquette expert Liz Aquino walks us through graduation season.
A new hands-free law is going into effect in Pennsylvania, and it could cost you.
Daisy visits the historic Saint Vincent Gristmill.
The Strawberry Jell-O Pretzel Salad Stand-Off made its return on Saturday. And after a heated, yet sweet, deliberation, the people's choice award winner was crowned.
PTL hosts Heather Abraham and David Highfield discuss Pittsburgh culture, trending news and social media, food, sports, and more.
A Bethel Park homeowner says he's out thousands of dollars after hiring a contractor to replace his front porch.
It's been nearly eight years since Rachael DelTondo was shot and killed in the driveway of her parents' home in Aliquippa.
An artist in Pittsburgh said the Steel City clothing company used his artwork without his permission.
Alcosan's multi-billion-dollar construction project to clean up the rivers in southwestern Pennsylvania is already over budget.
Pennsylvania prisons now give suboxone to thousands of inmates, with thousands more on the waiting list.
Temperatures could reach into the 90s this week in Pittsburgh, and that impacts everything, including your sleep.
Frontline healthcare workers at Butler Memorial Hospital overwhelmingly approved their first union contract on Friday.
A western Pennsylvania dad went from wondering what a spot on his leg was to learning he has an extremely rare skin cancer.
The Allegheny County Health Department wants to require all employers in the county to give their employees paid parental leave.
Allegheny Health Network is putting out a warning about a new social media trend.
Bryce Harper hit a home run off ace Paul Skenes to lead the Phillies to a 6-0 win over the Pirates and a sweep of the three-game series.
Western Pennsylvania has historically been a hotbed for producing talent that succeeds in the NFL.
The Pittsburgh Steelers and Aaron Rodgers have agreed to terms on a one-year contract, according to reports.
Napoleon Solo hustled to first place at the 151st running of the Preakness Stakes on Saturday, coming out on top against 13 other horses.
Cristopher Sánchez struck out a career-high 13 and earned his second career shutout as the Philadelphia Phillies blanked the Pittsburgh Pirates 6-0.
A popular Washington County farm won't be offering pick-your-own peaches this year.
If you're about to throw out all of those old documents while spring cleaning, there are some you should hold onto.
The hole left behind by Spirit will hit businesses and rental companies within Arnold Palmer Regional Airport.
The bar served its final pints Sunday night after 43 years in Oakland, near the heart of Pitt's campus.
Arnold Palmer Regional Airport officials are confident they'll be able to replace Spirit Airlines after the airline shut down early Saturday morning.
The tour, celebrating the 30th anniversary of their biggest album, will stop in Pittsburgh on October 6.
The country music superstar will be performing at 1846 Farms in September.
The exhibit transforms historic industrial and historical paintings into a multi-projection animated experience.
Country music star Lainey Wilson and former Steelers quarterback Devlin "Duck" Hodges tied the knot in a lavish Tennessee wedding.
Riverlife will reopen its free-to-access barge platform, Shore Thing, later this month.
Boaz learns about a podcast from WESA that takes listeners into Pittsburgh King PreK-8.
We're learning how to make a strawberry salad with pretzel crusted chicken and goat cheese.
Here's what you can find at the Neighborhood Flea this summer.
Heather is making chicken Caesar smashed tacos.
Heather Abraham and Mikey Hood talk about today's topics.
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.
