Hey Ray: Star trails and planetary motion
Tracking the stars in the night sky can tell us a lot about how the Earth moves!
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Tracking the stars in the night sky can tell us a lot about how the Earth moves!
The cold weather can cause some weird things including loud booms!
if you've put an ice cube in a drink, you've seen the cracks and heard the pops, but why does that happen?
As winter approaches, so do the cold temperatures, and this means the pressure in your tires could be decreasing.
The clocks are getting pushed back this weekend, but it's not all we should be doing!
High and low pressures flow in different directions in different hemispheres - so why do they flip-flop?
They are three words that are used interchangeably, but there are some differences.
While some toys seem pretty simple, they actually work with the help of some cool science!
They aren't the same as the balloons you'd find at Party City, but they're plenty important!
Weather records are old, but when they're broken, it's a big deal!
While that wind on the beach can make a mess, it also makes dunes and these are important!
One small change in the number that represents magnitude can mean a major difference.
The universe is full of waves, and they are not all created equally. Some are mechanical, and others are electromagnetic, even though they are all energy!
Sometimes prolonged summer heat creates a "heat dome."
Did you know that space weather affects weather here on earth?
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.
As summer winds down, we start to reach the peak of hurricane season, which leads to a lot of questions of how hurricanes form. Ray Petelin explains in a new Hey Ray.
Some kind of clouds can help predict the weather.
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!
The search for Ruben Carranza began with hope, but now only questions and grief remain more than 10 weeks later.
Pittsburgh Riverhounds head coach Bob Lilley was placed on administrative leave on Friday.
A list of Pennsylvania high school football scores for October 10, 2025
Three Pittsburgh-area men were arrested on prostitution charges during a sting by a human trafficking task force in Ohio.
Families learn to overcome fear and find strength as they talk openly about loving someone who's struggling with addiction or recovery.
The government shutdown is now in its tenth day.
A federal grand jury has indicted New York Attorney General Letitia James, marking the second Trump foe to face federal prosecution in recent weeks.
The announcement comes days after President Trump presented a 20-point peace plan aimed at ending the war in Gaza.
Former FBI Director James Comey, a longtime foe of President Trump, appeared in Virginia for an arraignment, in his first court appearance since he was charged.
Allegheny County Executive Sara Innamorato proposed a 2026 budget with no tax increase.
The Community Supermarket in the Heights Plaza Shopping Center is closing.
It's the age-old question for Pennsylvanians: Sheetz or Wawa?
Some Pittsburgh-area towns accuse one mall owner of deliberately running down his properties.
This closure marks the latest in a long list of retailers that have pulled out of the mall.
Spirit Christmas is coming to the Pittsburgh area this holiday season.
That's a wrap for this week on PTL! Here's a look back at the fun we had.
A Beaver County boy was not hurt when he got lost in a neighbor's cornfield earlier this week. Thankfully, he had a loyal dog that stuck by his side the whole time.
Local maker, Calamityware, is donating a portion of their October proceeds to the KDKA-TV Turkey Fund. Here's how you can get your hands on their fun, quirky and whimsical designs.
In this edition of 'Burgh Buzz, Heather and David have a look at some of the fall festivals and activities going on around western Pennsylvania.
We're chatting with two of the actors from the Pittsburgh Opera as they prepare to bring the classic musical, "La Bohème," to the Benedum Center stage.
People rallied to try and save both jobs and medical care at the only Allegheny Health Network facility in New Kensington.
The Jewish Federation of Greater Pittsburgh is responding after learning a swastika and what appears to be a German war eagle were found tiled into the floor of a Beaver County home.
Some Pittsburgh-area towns accuse one mall owner of deliberately running down his properties.
KDKA Investigates looked into what's behind the county's success in preventing deadly crime.
A Fayette County flower shop is sounding the alarm after learning another out-of-state business appears to be impersonating its company.
Families learn to overcome fear and find strength as they talk openly about loving someone who's struggling with addiction or recovery.
West Virginia Gov. Patrick Morrisey has been walking a mile a day, and urging others to do so.
What Michelle Best of Cook Forest thought would be an easy bike ride landed her in the hospital and in a wheelchair.
Dr. Zach Shasteen is back in the studio. The chiropractor is showing us some stretches you should be doing before going to the pumpkin patch and carving your jack-o-lantern.
In the age of AI, it's easy to ask the technology about everything, including your health, but a doctor cautions, it could mean life and death.
Pittsburgh Riverhounds head coach Bob Lilley was placed on administrative leave on Friday.
Western Pennsylvania has historically been a hotbed for producing talent that succeeds in the NFL.
A list of Pennsylvania high school football scores for October 10, 2025
Kickoff at Jim Garry Stadium is set for 7:00.
Nearly all of the stadiums seats will be replaced by 2028.
People rallied to try and save both jobs and medical care at the only Allegheny Health Network facility in New Kensington.
The Community Supermarket in the Heights Plaza Shopping Center is closing.
It's the age-old question for Pennsylvanians: Sheetz or Wawa?
The company recently applied for $7.5 million in state grant funding that would be used to tear down the existing mall structures to make way for redevelopment.
Some Pittsburgh-area towns accuse one mall owner of deliberately running down his properties.
The trailer for Season 4 of the Pittsburgh-filmed drama "Mayor of Kingstown" is out.
A ribbon-cutting and induction ceremony for the first 10 names being added to the Pittsburgh Walk of Fame will be held later this month.
It's been 15 years since a song talking about a couple of colors made a music artist a household name.
Dolly Parton's spokesperson told CBS News that she was filming the video to address fans' concerns.
Disney is hiking single-day ticket prices at two of it most popular parks for certain holiday periods.
High school football highlights for October 10, 2025, from the Pittsburgh area.
Steelers Style 2025, the team's annual fashion show, was on Friday.
Get the latest weather updates with First Alert Meteorologist Trey Fulbright's forecast!
The search for Ruben Carranza began with hope, but now only questions and grief remain more than 10 weeks later.
A World War II veteran from Pittsburgh will go to his final resting place in Allegheny County after his remains were unidentified for 80 years.
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.
Eli Holstein threw for 304 yards and 4 touchdown passes in the 45-17 Panthers' win over the Chippewas.
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.
