The coffee cup on a string experiment | Hey Ray
You've heard of ground coffee, but what about a coffee cup falling to the ground?
Watch CBS News
You've heard of ground coffee, but what about a coffee cup falling to the ground?
You may have heard we're getting a mini-moon soon, but that begs the question...will we be able to see it?
One viewer asks - why can we sometimes see the moon during the day?
As the air gets colder, it's important to test for Radon.
We often perceive the sun to be yellow, but is it actually?
We've all put popcorn kernels on the stove or in the microwave, but why and how do they pop?
Western Pennsylvania has several creeks and rivers in our area, so what is the difference?
We've got a mystery to solve! Why does it seem like you can only hear the train whistle at Fallingwater when it's going to rain?
Hey Ray, why is it when it gets too hot, airplanes cannot fly?
If you've ever noticed a difference in humidity from higher vegetation to lower vegetation, it's something known as "corn sweat."
Using just some markers, water, and plastic bags, we can make art disappear!
Even when you aren't moving, you're still moving through the universe at a pretty incredible rate!
An old idea says you should open windows before a tornado to equalize the pressure, but does that work?
On beautiful days full of sunshine, sometimes some puffy clouds develop that look like cotton balls.
We often hear the terms 50-year and 100-year floods but what exactly do those terms mean?
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!
Have you ever heard that airplanes can't fly when it gets too hot? Meteorologist Ray Petelin explains why in today's Hey Ray.
If you've been on a walk or a hike on a hot summer's day, you've no doubt noticed a difference in heat and humidity from low vegetation to high vegetation. Ray Petelin explains the science behind "corn sweat."
Today's high temperature may not even make it back to the 50s.
Gov. Tim Walz, the Democratic nominee for vice president, will be in the Pittsburgh area today.
Lars Eller scored twice against his former team, helping the Penguins beat the Canadiens 6-3 on Monday night.
The 2024-2025 prime-time programming lineup of CBS Originals features three new dramas, two new comedies, a reimagined classic game show, special event programming and much more.
Drew Allar and Eli Holstein are leading their teams to undefeated records through the halfway point of their seasons.
Gov. Tim Walz, the Democratic nominee for vice president, will be in the Pittsburgh area today.
Pennsylvania was back in the political spotlight on Monday night as both presidential candidates descended on the Keystone State.
Former President Donald Trump and Vice President Kamala Harris are both traveling to Pennsylvania Monday for campaign events.
Lilly Ledbetter, a champion of women getting paid the same as men for doing the same work, has died, her family said in a statement. She was 86.
Several disputes over voter rights in Ohio were unresolved Tuesday as the state began accepting early ballots in this fall's election for president, a key U.S. Senate race and a redistricting measure.
Sheetz lost to rival Wawa in a convenience store customer satisfaction survey.
Want to check the latest product recalls, click here!
Skilled nursing centers in Western Pennsylvania are in jeopardy.
When it comes to imported goods at local stores amid the port strike, experts say now is not the time to panic buy.
Some are making their lists and checking them twice. We talked about some helpful holiday shopping strategies ahead of the holiday season.
David and Heather had the chance to sit down with "Big Brother' star Leah Peters on PTL this morning!
Bubba from 100.7 STAR joined us for another edition of Pop Talk Live!
Heather and David played a game of Connect Four with MediConnect CEO, Lance O'Brien! This segment was sponsored by MediConnect.
Daisy went to the Sewickley Public Library to learn more about all of the resources they have to offer to young families.
Katie took us on a spooky adventure to a haunted diner! We spoke to the couple who created his Halloween display in McMurray on PTL this morning.
Is recycling working?
Skilled nursing centers in Western Pennsylvania are in jeopardy.
A man from Beaver Falls said a check washing scam almost cost him nearly $2,000.
A rise in counterfeit airbags has inspired a new campaign for consumers.
Emergency medical services operations across the state have been in crisis
Dr. Lauren Ramsey, a Pitt alum and breast cancer surgeon, created a new protective garment that will help with radiation protection.
Delta scrapped meal service from hundreds of flights over weekend due to safety issue at food production facility.
In 1974, a creative surgical procedure saved the career of L.A. Dodgers pitcher Tommy John after he tore his UCL. Today, an astonishing 35% of active MLB pitchers have had "Tommy John surgery." But more than half of the athletes getting the procedure are under 18.
Pittsburgh-area hospitals are taking steps to make sure their patients don't feel the impacts of the nationwide IV shortage.
Prioritizing your mental health is so important and on this World Mental Health Day, we took the time to talk about a new exhibit focused on breaking the stigma of discussing our mental health.
Lars Eller scored twice against his former team, helping the Penguins beat the Canadiens 6-3 on Monday night.
Drew Allar and Eli Holstein are leading their teams to undefeated records through the halfway point of their seasons.
Pitt's win against California led to a minor bump in the AP Top 25 ranking.
Harris exceeded 100 yards for the first time since ending last season with back-to-back such performances.
Malkin's third-period assist gave him 1,300 career points.
Artificial Intelligence is changing life as we know it, and it may be the key to the future of the Pittsburgh region.
Pittsburghers will still be able to get half-off milkshakes whenever a certain Penguins player scores this season.
You've heard of Spirit Halloween. Now are you ready for Spirit Christmas?
The Big Lots in North Versailles is among the latest to close after the company filed for bankruptcy.
A coal miner has died nearly a week after being injured on the job in northern West Virginia.
A new wave of lawsuits filed Monday accuses Sean "Diddy" Combs of raping men and women and molesting a 16-year-old boy.
Longtime late-night television host and comedian, Jay Leno, is bringing his comedy tour to the Pittsburgh area
"Game of Thrones" fans came out in droves to bid on hundreds of costumes, props and other items from the series in an auction that raked in over $21 million, including #1.49 million for the famed Iron Throne.
After 11 days, the inaugural Oktoberfest Pittsburgh came to a close on Sunday night.
One of the greatest actors of all time, Al Pacino's life might have turned out very differently, if not for his mother's determination, the faith of director Francis Ford Coppola, or his success at overcoming an addiction to drink. He talks about his new memoir, "Sonny Boy."
There are some things you can do to help soften the impact on your loved ones.
Get the latest weather forecast from KDKA First Alert Meteorologist Ron Smiley!
Get the latest weather updates with First Alert Meteorologist Ray Petelin's forecast.
There's controversy at Pittsburgh City Hall over dueling plans to address homelessness.
KDKA-TV's Bob Pompeani discusses the sports topics of the day.
The northern lights were visible across the Pittsburgh area on Thursday.
Former President Barack Obama was in Pittsburgh on Thursday to campaign for Vice President Kamala Harris.
Former President Donald Trump returned to Butler County, Pennsylvania, on Oct. 5 for a rally.
What will you be for Halloween? Here are some of your favorite KDKA anchors and reporters in their costumes to give you inspiration.
Ahoy Team PTL! For the third year in a row, we kicked off the KDKA-TV Turkey Fund with the PTL Gateway Clipper Cruise. The weather may have taken a stormy turn, but we made the most of it all to support a great cause.
