Hey Ray: Invisible Messages
Ray Petelin doesn't quite understand Snapchat, but he does understand invisible messages!
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Ray Petelin doesn't quite understand Snapchat, but he does understand invisible messages!
They look like tornadoes, but they are much different.
Stepping on a LEGO, it hurts! Stepping on multiple LEGOs? Not as much! Wait...really?
Warm nights are coming so how can we keep cool? Ray and Elizabeth Petelin tell you how!
Love birdwatching? Ray and Elizabeth Petelin have tips on how to get them to your backyard!
There is a little science disguised as magic.
Did you ever notice that things seem "lighter" in a swimming pool, even things that sink?
It is grilling season, but before we get cooking, we need to make sure we have enough propane first.
We are getting to the time of year when sunscreen becomes even more important.
Meteorologist Ray Petelin shows us how to essentially "trap" that light in water in this cool experiment.
This week we are going to find out what happens when you add heat to a stretched rubber band, and just to "let the cat out of the bag", it is probably going to be the opposite of what you think!
Sometimes there is complex science hidden in seemingly simple things. Meteorologist Ray Petelin shows us the hidden heat found in rubber bands, or gum bands as they're known around here.
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!
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!
Whether you call it pop or you call it soda, there's a way to make the can go pop without cracking the tab! Ray Petelin shows you how in a new Hey Ray!
Spots on the Sun's surface can tell us a lot about what is going on with the Solar Cycle. Ray Petelin explains why they're important to watch in a new Hey Ray!
You may have heard us talk about "meteorological seasons" that don't match up with the seasons you typically see on the calendar. While that may sound weird, there is a reason meteorologists use these different dates. Ray Petelin explains in a new Hey Ray!
One viewer wrote in to ask Ray Petelin, why do storms have different names around the world? Well, while it's true they do go by different names around the world, they're still the same kind of storms.
Robert Bowers was sentenced to death after he was convicted of shooting and killing 11 worshippers at a synagogue in Pittsburgh.
After disappearing for two weeks, a German shepherd that went missing in Pittsburgh's Beechview neighborhood was reunited with its owner.
"The Pitt" has received high marks from health care workers, saying the show provides a realistic view of life in a hospital.
Several organizations are demanding answers to what sparked the incident and whether excessive force was necessary.
A Pennsylvania State Police trooper investigating a crash in Butler County was hit by the driver of a vehicle on Monday.
Bank of America Chairman and CEO Brian Moynihan stated last week that, as President Trump seeks a new chair of the Federal Reserve, maintaining the banking system's independence is paramount.
Strikes against ISIS targets in Nigeria come after President Trump spent weeks accusing the West African country's government of failing to rein in the persecution of Christians.
President Trump said TV broadcast licenses should be revoked if newscasts and late-night shows are almost entirely negative about him and the GOP.
Gov. Mike DeWine has signed legislation eliminating Ohio's four-day grace period for late-arriving mail-in ballots.
The Justice Department early Tuesday released more than 11,000 additional documents and photos from the Jeffrey Epstein files.
Pennsylvania will receive nearly $7 million as part of a nationwide settlement with Mercedes-Benz USA.
People in Armstrong County communities like Worthington and Kittanning say they're not getting packages they ordered weeks ago from Amazon.
As more data centers are approved in southwestern Pennsylvania, state lawmakers are taking steps to make sure the centers pay their fair share and are good neighbors in their communities.
If you haven't sent gifts in the mail yet, you don't have much time left.
The Pittsburgh International Airport is getting nonstop flights to Dublin next year.
We asked, and you delivered! Your pets have gone full holiday mode!
Everyone is competing against each other to see who can wrap their oddly shaped present the fastest!
From timeless classics to some questionable choices, we're spilling all our favorite holiday movie secrets!
Secret Santa has become a yearly tradition on Pittsburgh Today Live and Talk Pittsburgh!
A Pittsburgh-area couple is vying for the championship on one of television's most talked-about baking shows.
Health care workers say a powerful new street drug is clogging Pittsburgh-area emergency rooms with people suffering from violent withdrawal symptoms.
Seven employees of the Allegheny County-run Kane Community Living Centers in Scott Township have been under investigation.
Veterans are outraged after learning about damage done to gravesites at a cemetery in Fayette County.
Artificial intelligence is watching where people park in Pittsburgh.
Drivers who were convicted of infractions years ago are being told to surrender their licenses or file costly appeals because Allegheny County never processed the paperwork.
"The Pitt" has received high marks from health care workers, saying the show provides a realistic view of life in a hospital.
Thousands of Pennsylvanians are dropping their health insurance as premiums are set to double on Jan. 1, 2026.
Health care workers say a powerful new street drug is clogging Pittsburgh-area emergency rooms with people suffering from violent withdrawal symptoms.
Millions of people with an Affordable Care Act health plan face a massive jump in premiums next year — this chart shows just how much.
A Pennsylvania man visited Penn to thank the surgeon who saved his life during a stroke.
The Pittsburgh Penguins have acquired forward Yegor Chinakhov in a trade with the Columbus Blue Jackets.
Western Pennsylvania has historically been a hotbed for producing talent that succeeds in the NFL.
The Pittsburgh Steelers will play the Baltimore Ravens in the final game of the 2025 regular season to decide the winner of the AFC North.
The Penguins led 4-0 midway through the first period.
Cleveland's defense kept Pittsburgh out of the end zone and the Browns held on for a 13-6 victory, preventing the Steelers from clinching the AFC North.
There won't be a Westmoreland County Airshow next year because of construction at the Arnold Palmer Regional Airport.
The Pittsburgh International Airport is getting nonstop flights to Dublin next year.
Members of the Newspaper Guild of Pittsburgh voted last week to end their three-year-long walkout.
Norfolk Southern railroad worked with the state of Ohio and Youngstown State University to revive plans for a $20 million first responder training center near the site of the worst derailment in a decade in East Palestine, Ohio.
A report on the future of water in central Ohio warns that industrial demands for water will skyrocket at the same time experts expect farmers will need to regularly irrigate their fields.
It marks the second lawsuit in recent months accusing the filmmaker and studio mogul of leveraging his power in Hollywood to make sexual advances.
The band announced Perry Bamonte's death on their official website on Friday.
The singer said an MRI showed a cancerous spot on one of his lungs after he recovered from a lengthy bout of bronchitis.
Comedian and actor Bowen Yang performed his final sketch on "SNL" Saturday night, after announcing his unexpected mid-season exit from the show.
A court in Romania has sentenced American rapper Wiz Khalifa to nine months in jail on drug possession charges.
Robert Bowers was sentenced to death after he was convicted of shooting and killing 11 worshippers at a synagogue in Pittsburgh.
KDKA's Barry Pintar has more on the local ties to the Rose Parade in California.
After disappearing for two weeks, a German shepherd that went missing in Pittsburgh's Beechview neighborhood was reunited with its owner. KDKA-TV's Mamie Bah reports.
"The Pitt" has received high marks from health care workers, as the show provides a realistic view of life in a hospital.
Home surveillance video captured an incident in Wilmerding, Allegheny County, over the weekend, where it appears excessive force was used during the arrest of a juvenile. Several organizations are demanding answers to what sparked the incident and whether excessive force was necessary. KDKA-TV's Erika Stanish has more.
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.
West Virginia scored a late touchdown to tie the game and then beat Pitt in overtime to win the 108th Backyard Brawl.
