Hey Ray: Colors that aren't colors
Did you know there are a couple of colors that scientifically aren't considered colors at all?
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Did you know there are a couple of colors that scientifically aren't considered colors at all?
"Temperature sensitivity" means that the inks behavior is dependent on the temperature.
It's going to ruin someone's clothes but it does disappear.
Wouldn't it be nice to disappear? While you can't you can make a special lens to make some invisibility possible!
When you're at the beach, you notice high and low tide but how does that really work?
If you've ever noticed a temperature disparity between rural and urban areas, there's a scientific reason for that!
You know when you're chopping onions and it stinks? We've got the solution to "Stop the stink."
The internet says you can find a difference between full or empty batteries by bouncing them...fact or fiction?
There is a term you probably heard a meteorologist use before when talking about thunderstorm chances.
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.
You've certainly heard the sun referred to as a ball of fire in the sky, but is it actually on fire? Ray and Elizabeth Petelin answer that question in an all-new Hey Ray!
If you've ever seen a wheel moving at high speed, it looks like it's moving backward to our eyes, but why? Ray and Elizabeth Petelin are here to explain what that illusion does to your eyes!
Ray and Elizabeth Petelin have a new experiment for you, one that puts a coffee cup in danger but science once again saves the day!
You may have heard that Earth is getting a mini-moon and that seems pretty cool, but will you even be able to see it? Ray Petelin is here to explain!
A viewer wrote in to ask Ray - "Why can we sometimes see the moon during the day?" The answer may not be what you think!
Withe colder air on the horizon, testing your home for Radon is very important. Ray and Elizabeth Petelin explain in an all-new Hey Ray!
We always perceive the sun to be yellow, but is it actually yellow? Ray and Elizabeth Petelin explore this question!
We've all put popcorn on the stove or in the microwave, but what is the science behind those popping kernels? Ray and Elizabeth Petelin are popping in with some science!
Western Pennsylvania is home to plenty of creeks and rivers, so how can you distinguish between the two? Ray and Elizabeth Petelin are here to explain!
One viewer asks: Why can they only hear the train whistle at Fallingwater when it's about to rain? Ray Petelin investigates this mystery in an all-new Hey Ray!
The man they call "Geno" was joined by his family prior to Wednesday night's game.
Summer-long lane restrictions are being lifted, projects are nearing completion, and others are being put on hold.
The band continues its touring schedule in 2025 and in August, they'll make a stop at PPG Paints Arena.
Sen. Bob Casey is locked in a tight race with Dave McCormick in Pennsylvania. There will be an automatic recount of the votes, state officials say.
Despite having rain today and throughout times over the next week, none of it will be "drought busting."
Pennsylvania lawmakers are taking new steps to protect pets of domestic violence survivors.
Pennsylvania will conduct a legally required recount in the Senate race between Bob Casey and Dave McCormick.
The Republican-backed bill applies to Ohio public K-12 schools and institutions of higher education.
Sen. Bob Casey is locked in a tight race with Dave McCormick in Pennsylvania. There will be an automatic recount of the votes, state officials say.
President Biden and President-elect Donald Trump both promised a "smooth" transition.
The latest economic data shows consumer prices rose slightly in October, which is impacting people's holiday budgets.
Want to check the latest product recalls, click here!
The scammer is directing people to a number claiming it will reactivate their EBT cards.
The Hershey Company recently announced the acquisition of the sour candy brand, Sour Strips.
Von Maur, one of the country's top retailers, held its grand opening Saturday at South Hills Village.
We're sending good luck to the Mars Fighting Planets girls' volleyball team as they head to the state championship!
The holiday shopping season is here and Heather and David are joined by Carrie Nardini of I Made It! Market for several unique gifting ideas!
For the third year running, McClelland's Contracting & Roofing has gifted one local veteran with a brand new roof, free of charge. Team PTL's Katie O'Malley was there to see the construction and speak with the veteran on the receiving end of the gift.
Heather and David are joined by singer-songwriter Kelly McCafferty ahead of her hometown performance at City Winery. She tells PTL her story, why she got into music, and what Pittsburgh means to her.
What began as just a blog is now one of the premier services for brides to be in Pittsburgh - Burgh Brides! Team PTL's Daisy Jade is joined by the founder and CEO Victoria Deardorff to learn more!
As tales of scammers swiping tickets from Ticketmaster accounts grow, there are simple yet effective ways to protect your tickets.
With gambling addiction on the rise, thousands of Pennsylvanians have opted to ban themselves from casinos and online sportsbooks.
Civil forfeiture is a legal process that allows law enforcement to seize property.
A West Mifflin woman said she feels duped after falling for a convincing weight loss gummy ad created by scammers using AI.
A woman whose husband died after a multi-organ transplant says she's not only grieving, she's battling her landlord.
The 65-year-old actor and stand-up comedian, best known for portraying Joey Gladstone on "Full House," said he first noticed symptoms in October.
Consumer Reports applauds food giant's decision after less-than-expected demand for the meal kits from school districts.
The packaging label omitted a key ingredient, prompting a Food and Drug Administration recall.
A nonprofit created by a former Pittsburgh Steeler is improving the quality of life for veterans and first responders.
Allowing enhanced subsidies for health insurance bought through ACA marketplaces to expire would cause premiums to soar, experts warn.
The man they call "Geno" was joined by his family prior to Wednesday night's game.
Queen signed with the Steelers as a free agent this past offseason.
Simon Edvinsson scored 1:30 into overtime, and the Detroit Red Wings beat the Pittsburgh Penguins 3-2.
Some tailgaters are calling a personal foul ahead of the Steelers game with the Ravens on Sunday.
The Penguins acquired a 2027 third-round pick and a 2025 fifth-round pick in exchange for forward Lars Eller.
The latest economic data shows consumer prices rose slightly in October, which is impacting people's holiday budgets.
The $600 million project would redevelop fifteen acres of old industrial land along the Ohio River.
New numbers just published show whether small or big schools are growing the most in the Pittsburgh region.
The Hershey Company recently announced the acquisition of the sour candy brand, Sour Strips.
Von Maur, one of the country's top retailers, held its grand opening Saturday at South Hills Village.
The band continues its touring schedule in 2025 and in August, they'll make a stop at PPG Paints Arena.
The 65-year-old actor and stand-up comedian, best known for portraying Joey Gladstone on "Full House," said he first noticed symptoms in October.
Kennywood has been nominated for hosting one of the country's best theme park holiday events.
Mattel apologizes for inadvertently directing people to pornography site instead of one promoting upcoming film.
Actor Tony Todd's TV and movie credits spanned 40 years and included the 1992 horror film "Candyman" and its 2021 sequel.
You've certainly have seen lane closures and other restrictions on heavily-traveled roads in Pittsburgh, but a lot of them are coming to an end or headed to a winter hiatus. KDKA's John Shumway spoke with PennDOT to make sure you're ready for your winter travel.
Get the latest weather updates with meteorologist Ron Smiley’s forecast!
The crash happened early Wednesday morning.
KDKA-TV's Rich Walsh and 93.7 The Fan's Chris Mueller discuss the sports topics of the day.
rews were called to an abandoned house fire in McKeesport on Wednesday.
Kamala Harris and Donald Trump held rallies in Pittsburgh on the eve of Election Day.
No. 4 Ohio State went to State College and came away with a win.
Halloween 2024 was a smashing success for both Pittsburgh Today Live and Talk Pittsburgh. Team PTL celebrated with a classic monster theme while Talk Pittsburgh got in the ring with some real wrestlers. Here's a look at some of the fun!
Marc-Andre Fleury returned to Pittsburgh on Tuesday for the final start of his career at PPG Paints Arena.
The Pittsburgh Steelers hosted the New York Giants on Monday at Arisure Stadium.
