Hey Ray: Weight in water
Did you ever notice that things seem "lighter" in a swimming pool, even things that sink?
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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!
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.
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.
PTL's resident tech guru Ron Smiley is back with Heather and David to talk about artificial intelligence, new parental restrictions coming to certain games, and more!
Sean Collier is back with another edition of the PTL Weekend Guide!
Heather and David are joined by Kidsburgh Ambassador Yu-Ling Behr to talk all things Light Up Night which will happen next weekend!
Thanksgiving is right around the corner and Primanti Brothers is in the spirit with the new Primanturkey Sandwich! Proceeds from sales of the sandwich will also help the KDKA-TV Turkey Fund!
Team PTL's Daisy Jade joins us from The Oaklander Hotel as they get ready for the release of Wicked next week with some drinks that could certainly "Defy Gravity."
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.
PTL's resident tech guru Ron Smiley is back with Heather and David to talk about artificial intelligence, new parental restrictions coming to certain games, and more!
Sean Collier is back with another edition of the PTL Weekend Guide!
Heather and David are joined by Kidsburgh Ambassador Yu-Ling Behr to talk all things Light Up Night which will happen next weekend!
Thanksgiving is right around the corner and Primanti Brothers is in the spirit with the new Primanturkey Sandwich! Proceeds from sales of the sandwich will also help the KDKA-TV Turkey Fund!
Team PTL's Daisy Jade joins us from The Oaklander Hotel as they get ready for the release of Wicked next week with some drinks that could certainly "Defy Gravity."
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.
