Hey Ray: The 'smell' of weather
Have you ever smelled the weather? It actually does involves some cool science!
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Have you ever smelled the weather? It actually does involves some cool science!
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!
You've certainly seen those large, horizontal clouds in the sky, and while you may think that means tornado - it doesn't. They're either roll clouds or shelf clouds and Ray Petelin explains how they form!
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!
On Saturday, the department announced the arrest of noted holiday curmudgeon, the Grinch.
JD Vance's election as vice president has opened up one of Ohio's U.S. Senate seats for the third time in as many years.
Tortilla strips sold in grocery stores across the U.S. have been recalled due to concerns about an undeclared wheat allergen.
Police are searching for a suspect in a shooting that took place on the border of Knoxville and Mt. Oliver.
The viewing for fallen Pittsburgh Bureau of Fire Batallion Chief John Walsh will be held today.
JD Vance's election as vice president has opened up one of Ohio's U.S. Senate seats for the third time in as many years.
Democratic U.S. Rep. Marcy Kaptur's Trump-endorsed rival said he called the veteran Ohio congresswoman to concede defeat in the 2024 election.
Trump's sentencing in the "hush money" case has been delayed by a New York judge.
Sen. JD Vance's election as vice president has opened up one of Ohio's U.S. Senate seats.
Incumbent Sen. Bob Casey on Thursday conceded in the U.S. Senate race in Pennsylvania to Dave McCormick.
Gas prices in Pittsburgh are starting to fall as our travel picks up around Thanksgiving and Christmas.
Want to check the latest product recalls, click here!
The first Von Maur department store in Pennsylvania has opened at South Hills Village.
Spirit Airlines announced that it has filed for Chapter 11 bankruptcy protection and will attempt to reboot itself.
A pizzeria in Pittsburgh's Oakland neighborhood was hit with a consumer alert.
That's a wrap for this week on PTL!
We highlighted more ways the community is giving back to the KDKA-TV Turkey Fund, including a WPIAL food drive!
We learned some simple exercises today from our fitness expert, Aubrey Worek, to keep you motivated and disciplined during the holiday season.
The legendary Nick's Fat City Reunion is taking over Stage AE and bringing Pittsburgh's iconic sound with it. The Clarks are headlining the show. Scott Blasey, the Clarks' lead singer, joined us to give us a musical performance.
Thousands of yinzers are getting ready to descend on downtown Pittsburgh to kick off the holidays. Daisy Jade joined us from Market Square with a preview of the star-studded lineup.
Budget time at City Hall has Pittsburgh City Council scrutinizing Mayor Ed Gainey's proposed spending.
Amid staffing shortages in Pittsburgh EMS, a city program seeks to recruit and train from within the community.
The Ambridge Area School District recently purchased a security system touted for its ability to detect guns and knives.
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.
Whole Foods Market stores in five states sold recalled carrots and celery sticks that could contain E. coli.
Two Pittsburgh men are among the first to use a new device to regain movement following a stroke.
Thawing a turkey one week out from Thanksgiving may seem excessive, but it's necessary.
It is vital to find time for your physical well-being, even if it's just for a little bit. That's what we discussed today for our Wellness Wednesday conversation with Dr. Natalie Gentile.
Lattes and other espresso-based drinks may not be available at some McDonald's restaurants due to a glitch with coffee machines.
Sidney Crosby scored his 600th NHL goal for Pittsburgh but the Penguins lost 6-1 to the Utah Hockey Club.
Isaac Brown rushed for two touchdowns, Tyler Shough threw for two scores and Stanquan Clark had two of Louisville's three interceptions as the Cardinals routed Pittsburgh 37-9 on Saturday.
Crosby is the 21st player in NHL history to reach the 600-goal mark.
Drew Allar passed for 233 yards and a touchdown and rushed for a score and a late fourth-down conversion to help fourth-ranked Penn State fend off Minnesota 26-25 and stay on track for a spot in the College Football Playoff.
CJ Donaldson had two short rushing touchdowns and West Virginia became bowl eligible with a 31-21 victory over UCF.
The hunt is still on for the one-of-a-kind Topps Paul Skenes Rookie Debut Patch Autograph card.
Pittsburgh remains at the forefront of the robotics industry.
Spirit Airlines announced that it has filed for Chapter 11 bankruptcy protection and will attempt to reboot itself.
Giant Eagle has opened a new grocery store in Pittsburgh's Westwood neighborhood.
The latest economic data shows consumer prices rose slightly in October, which is impacting people's holiday budgets.
Mac Miller fans are getting new music in the new year.
The official teaser for "The Pitt" dropped, revealing a premiere date in January.
Former Philadelphia Eagles center Jason Kelce is getting his own late-night television show on ESPN early next year.
Jay Leno was badly injured in Greensburg when the 74-year-old comedian fell down a hill.
Post Malone, Jelly Roll, and Sierra Ferrell are hitting the road for 25 shows across the United States and Canada.
Enjoy this week's episode of Intersections with Lisa Smith.
Today, the viewing for fallen Pittsburgh Bureau of Fire Battalion Chief John Walsh will take place in Scott Township. KDKA's Chilekasi Adele has more.
After rising to record levels earlier this month, the stock market has been volaille since the Presidential Election. Jon Delano sits down with PNC's Chief Economist Dr. Gus Faucher about the future of Wall Street.
After opening thanks to a grant in 2015, one neighborhood organization is looking to expand the Museum of Play in Beaver Falls. KDKA's Alexandra Todd has more in the KD Sunday Spotlight.
Stay on top of local weather with meteorologist Trey Fulbright’s forecast!
The Pittsburgh Steelers lost 24-19 to the Cleveland Browns.
The Steelers beat the Ravens 18-16 at Acrisure Stadium in Pittsburgh.
Firefighters battled a massive fire at Riley's Pour House, a popular Irish pub in Carnegie, on Thursday.
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.
