Hey Ray! Using Pizza Pies To Explain Pi Day
Pi Day is coming up, so what exactly is Pi? Meteorologist Ray Petelin has a tasty look at this famous number.
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Pi Day is coming up, so what exactly is Pi? Meteorologist Ray Petelin has a tasty look at this famous number.
The cereal in your cupboard may be magnetic! Meteorologist Ray Petelin shows us why that is.
You may have wondered where a cold draft is coming from, or wanted to convince a teenager to wear a coat on a cold, winter day. This week, Meteorologist Ray Petelin show us how thermal imaging is a great way to see, and show, where heat is escaping, AND tries to use it to convince a teenager to bundle up!
Have you ever noticed snow sparkling during a very cold night or morning? There are some cool processes in action to make that happen. Meteorologist Ray Petelin shows us how "sparkle snow" forms.
Have you ever heard anyone say "It is too cold for snow"? It is an old notion, but can it REALLY be too cold for snow? Meteorologist Ray Petelin has the answer!
I got asked, Hey Ray...Explain upsloping? It is a word meteorologists in the area use a lot during winter because winter is the season where upsloping's impacts are most noticeable.
It is pretty basic knowledge that the Sun is much bigger than the Moon. Meteorologist Ray Petelin explains that they appear the same size in the sky because of some cool, mathematical coincidences.
Did you know your shadow is longer in the winter than in the summer? Meteorologist Ray Petelin explains why.
Light lets us see things, but did you know light can make things disappear, too? Meteorologist Ray Petelin has a simple experiment that shows this in action.
Pittsburgh has seen a lot of different weather on Christmas Day. KDKA Meteorologist Ray Petelin and his daughter Elizabeth take a look back at some of the notable weather to hit Pittsburgh on Christmas Day.
The reason some things float, and others don't is explained by the Archimedes Principle. This week, Meteorologist Ray Petelin shows us how small changes in an object can make a big difference in how buoyant that object is.
Meteorologst Ray Petelin finds out how to spot black ice, how to more safely drive on it, and what to do if you start to slide.
Candles are neat, calming to some and full of science.
Train conductors and orchestra conductors are great, but we are going to learn more about heat conductors.
Math is a great prediction tool. You can even used grids disguised as card tricks to predict where a card will be. This week, Meteorologist Ray Petelin shows us what he calls a "Raymix" of a math-based card magic trick he showed us in one of the first Hey Ray segments.
If you've ever wondered how hurricanes get their names, KDKA First Alert Meteorologist Ray Petelin is here to explain how!
We use salt for so many things these days, but did you know that it can be used to make ice cream? Ray Petelin shows you how in an all-new Hey Ray!
One of the coolest things to see in the summertime happens from late July through late August.
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. Ray Petelin explains in a new Hey Ray!
You have certainly heard the name from the classic 80s movie, but it's more than just that. It's a meteorological phenomenon. Ray Petelin explains!
Sound and energy are really cool things, but Ray Petelin shows how that energy can be transferred from one place to another in a new Hey Ray!
Some cloud formations can look downright creepy and those clouds are shelf and wall clouds. Meteorologist Ray Petelin explains what they are, how they form, and what kind of threat they pose in a new Hey Ray!
You've heard the term "Cone of Silence," right? Well, Ray Petelin is here to explain how it's more than just a concept from TV and movies, it applies to weather!
While a deck of cards may seem ordinary, once you shuffle them, something special happens! Ray Petelin explains in a brand new Hey Ray.
We sometimes measure in weird ways. Think about it. One of the most common units of measurement is feet! Meteorologist Ray Petelin shows us some other weird ways we measure.
The Pittsburgh Home and Garden Show organizers are suing the company that's putting on the Monroeville show with a similar name.
Local pawn shops are being asked to see if anyone has tried selling the radios within the past few days.
Neal Shipley started becoming a household name last spring and summer when he earned low amateur honors at the Masters and at the U.S. Open.
The Steelers are ranked the 17th most valuable franchise in this year's ranking as Sportico says the organization is worth $6.51 billion.
Point Park says it's anticipating one of its largest freshman classes in history and doesn't have enough room for all of them.
President Trump announced this year's "truly exceptional class" of Kennedy Center Honorees and said he will host the annual ceremony himself.
PRT says that without additional funding, 35% of its services are on the chopping block.
Amid questions surrounding Pittsburgh's budget challenges, the two candidates for mayor shared what they think needs to be done.
Is Pittsburgh headed for a budget crisis, or is it already in crisis?
The Shapiro administration traveled across the Commonwealth on Sunday, stressing the importance of the latest transportation spending bill.
Shayna, known for her popular TikTok account, Saving With Shayna, joined us to share her ultimate list of back-to-school deals.
Pennsylvania Attorney General Dave Sunday has joined a national effort to crack down on robocalls.
Billionaire Mark Cuban was back in the Pittsburgh area, as he announced a new partnership with Giant Eagle.
It's no secret that for many people, they wait until the last minute for back to school shopping.
Back-to-school shopping season is in full swing. We broke down how to shop smart before the first bell rings.
Board-certified life coach Dr. Marlene Boas is back on PTL and she joins Heather and David to talk about bridging the generational divide.
Rania Harris is joined by Katie O'Malley to bring you the recipe for Tomato Tart, a dish she has been making for years!
Team PTL's Daisy Jade is getting you ready for Steelers season and so is the Pennsylvania Trolley Museum as they are ready to debut the restored Terrible Trolley!
It's been a great summer in Pittsburgh and it keeps going this weekend with the Bellevue Rhythm & Brews Brewery Festival! Heather and David are joined by the organizers, Dan McKelvey and Logan Robins for a taste of the action!
The Heinz History Center wasn't always known as one of the best history museums in the country; in fact, it has a pretty "chilling" past! PTL's Katie O'Malley speaks with Andy Masich about how it used to be an ice house!
The Shuman Juvenile Detention Center reopened last summer with the promise of taking serious juvenile offenders off the street.
Amid questions surrounding Pittsburgh's budget challenges, the two candidates for mayor shared what they think needs to be done.
Is Pittsburgh headed for a budget crisis, or is it already in crisis?
At the end of the last school year, Brownsville Area School District put a ban on all wearable technology.
Experts are examining the potential connection between air quality in the Mon Valley and student absenteeism.
Low levels of the bacteria that causes Legionnaires' disease were detected at the county's South Campus in Mohnton, Pennsylvania.
Police in West Virginia shot and killed a man who became violent in a hospital emergency room and produced a knife.
Instagram rolled out a new Map feature that lets users see their friends' locations in real time. Here's why privacy experts are concerned.
Dr. Ken Nischal joined us to talk about how undetected eye issues can impact learning and can lead to lifelong problems.
The Boar's Head deli meat plant at the heart of a deadly food-poisoning outbreak is set to reopen in the coming months, but recent reports point to ongoing sanitation problems.
Neal Shipley started becoming a household name last spring and summer when he earned low amateur honors at the Masters and at the U.S. Open.
Western Pennsylvania has historically been a hotbed for producing talent that succeeds in the NFL.
The Steelers are ranked the 17th most valuable franchise in this year's ranking as Sportico says the organization is worth $6.51 billion.
The Milwaukee Brewers beat the Pittsburgh Pirates 12-5 to extend their winning streak to 12 games.
A stand-out high school football player will be able to suit up at his new school at least for now.
Ten restaurants in Pittsburgh earned prestigious awards from Wine Spectator for their world-class wine selections.
After only three years, Midland Innovation and Technology Charter School is closing its doors.
Mario Lemieux and Ron Burkle sold the Penguins in 2021 for $900 million and the team could be worth double that price now.
Andrew Carnegie first opened the plant in 1875.
The owners of the Pittsburgh Mills were ordered to pay $1.8 million in fines over pothole-riddled parking lots and overgrown landscaping.
Swift joined "New Heights" alongside Travis Kelce, opening up about their relationship, buying back the master recordings of her first six albums, Easter eggs and her upcoming album.
Country music icons Rascal Flatts are hitting the road again next year for their "Life Is A Highway" tour.
President Trump announced this year's "truly exceptional class" of Kennedy Center Honorees and said he will host the annual ceremony himself.
Taylor Swift announced her 12th studio album, "The Life of a Showgirl," after a countdown tease on her website. The release date is now set for Oct. 3.
It sure seems like Taylor Swift could be a "very special guest" on this week's episode of the Kelce brothers' New Heights podcast.
Students housed in the hotel will not pay any extra fees.
KDKA-TV's Cassidy Wood and 93.7 The Fan's Chris Mueller discuss the sports topics of the day.
The U.S. Chemical Safety Board has a team at the plant investigating the explosions in Clairton.
Five firefighters with the Undercliff Volunteer Fire Company have been suspended amid an investigation.
Get the latest weather updates with First Alert Meteorologist Ray Petelin's forecast!
Spaun made a thrilling 64-foot birdie putt to win the U.S. Open at Oakmont Country Club.
It was a wet and rainy day at Oakmont Country Club for the third round of the U.S. Open.
Oakmont continued to flex its muscles against the world's best at the U.S. Open on Friday.
The 125th playing of the U.S. Open got underway Thursday morning at Oakmont Country Club.
The best golfers in the world are at Oakmont Country Club preparing for the U.S. Open.
