Hey Ray: Lighting fluorescent bulbs
Fluorescent bulbs can be lit up without a light fixture, but it takes caution.
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Fluorescent bulbs can be lit up without a light fixture, but it takes caution.
The science of motion can often surprise you - and an inertia experiment could have the opposite results from what you think!
We see icicles hanging down from awnings and roofs, but have you ever seen them form sideways?
The temptation to walk or play on ice during the winter is high, but staying safe is more important. Here's how you can check if it's safe.
Whenever we get a big snowfall, people ask, "Why is snow white?" The answer, as always, is science!
People, things, and places are named for many different reasons, but how did the Arctic and the Antarctic get their names?
Every time snow is in the forecast, three magic words are uttered somewhere in western Pennsylvania!
A White Christmas is nice, but in Pittsburgh, the weather is much more interesting on December 25.
People always love to brag about how much snow they used to get back in the day, but who really has the bragging rights in Pittsburgh?
Have you ever noticed that your breath can both warm and cool things down? There is a science behind that!
Mixing drinks is a time-honored tradition, but did you know that you can use milk to knock the color out of cola?
Lighting a candle seems normal, even easy, but there's a lot of science behind getting the flame lit and keeping it lit!
Have you ever been around a bonfire only to find that the smoke seems to follow you around? Well, there's science behind that!
While some call it pop, and others call it soda, this experiment will be more about popping than about what you call Coca-Cola!
Have you seen the Northern Lights? They're more than just pretty colors; when you see them in Pittsburgh, there's science behind it!
Meteorologist Ray Petelin has a weird experiment today where he shows us how to illuminate fluorescent light bulbs without connecting them to a light fixture!
Science can often surprise you! Meteorologist Ray Petelin has a cool inertia experiment where the result may be the opposite of what you think!
It's common to see icicles hanging from roofs or awnings, but can they form sideways? The Barton Family saw just that, and Ray Petelin explains how it may have happened!
When rivers, lakes, and ponds freeze over, it's natural to want to go play on them, but checking them for safety is important. Ray Petelin explains what you need to do to make sure you don't fall through.
When we get large snowfalls, the same question gets asked - why is snow white but when it melts, it's clear? Ray Petelin answers that in a new Hey Ray!
KDKA meteorologist Ray Petelin uses science to debunk some popular conspiracy theories.
Places, people, and things have a variety of reasons for why they are named the way they are, but have you ever thought about why the Arctic and Antarctic have their names? Ray Petelin has and he explains it in a new Hey Ray!
Whenever snow falls in Pittsburgh, you hear the same refrain: milk, bread, and toilet paper, but do we really need to have those in our home? Ray Petelin makes sure you know how to prepare when snow is coming!
While we may dream of a White Christmas in the 412, the weather is often much more interesting than that. Ray Petelin explains in a new Hey Ray!
Every generation when they get older love to brag about how much snow they had to deal with as a kid, but which Pittsburgh generation has the bragging rights? Ray Petelin breaks it down!
Arielle Konig took the stand to testify against her husband, anesthesiologist Gerhardt Konig, exactly one year after he allegedly tried to kill her by pushing her off a cliff during a hike.
Mayor Corey O'Connor petitioned the city council on Tuesday to reopen the budget and outlined millions of dollars in cuts.
From Norwin High School to Pitt, roots run deep in Pittsburgh for Indiana offensive coordinator Mike Shanahan.
The annual KDKA Fish Fry Guide is back for Lent! Check our listings for a 2026 fish fry near you in Pittsburgh.
The bill for the new structure won't be as much as initially believed.
In a 54 to 37 vote, two Democrats voted with all Republicans in attendance to advance Sen. Markwayne Mullin's nomination. A final confirmation vote is expected in the coming days.
Most Republicans, especially MAGA, continue to support the US action and express a lot of confidence in Trump personally.
The Supreme Court will consider whether states can count mail ballots that are postmarked by Election Day but arrive after.
Robert Mueller served as FBI director from 2001 to 2013 and led the investigation into allegations of Russian meddling in the 2016 presidential election.
Wait times aren't expected to improve until government funding is restored and TSA officers receive paychecks.
Studies show nearly 25% of Pennsylvanians can't pay their power bills at least once a year.
After a rat raised questions about health and safety at The Urban Tap, the owner says the South Side business is ready to gain back the public's trust.
Looking to get free shipping when you make an online purchase, but your order doesn't qualify? Here's how you can change that!
Pennsylvania farmers say economic factors like diesel fuel and fertilizer costs are pushing them to the edge.
The gas price spikes are real and apparent. Here's how Pittsburgh drivers can save money.
On Monday, we revealed the PTL side of the "Ate the Whole Plate 8,” and on Talk Pittsburgh, they revealed their side of the top-8. Now, it’s time to put them all together.
The space under the sink has been handled, but what about everything else? The brooms, the mops, the paper towels, all the bulky cleaning must-haves that just don’t fit?
Boaz is taking spring cleaning underground, with a field trip to a home getting serviced by Groundworks.
The unique, on-the-move experience has a new show that is “10 out of 12.” Daisy Jade explains more.
It’s a puzzle most of us give up on, until now. We’re learning how to finally crack the code on under-sink storage with Amber Hollenbach from Happy Lark Home Organizing!
Steven Eason, 15, was shot and killed while trying to break up a fight at the Haunted Hills Hayride in North Versailles in 2021. No arrest has been made.
People in the Pittsburgh area formed "Families for Justice," a support group for parents who lost children to gun violence.
An inspection sheds light on why dust is blanketing a neighborhood in Westmoreland County.
The O'Connor administration will begin taking a scalpel to Pittsburgh's finances as it tries to close a $30 million to $40 million budget hole.
Residents in the area of Rochester, Beaver County, say a persistent chemical smell has taken over the air.
When doctors found out Ainsley Flynn had viral myocarditis, they leaped into action to save her. Now, Flynn is giving back.
UPMC Hillman Cancer Center is exploring everything radiation treatment can treat, and the success has been life-changing for people.
A Pittsburgh-area man is not just giving people living with ALS a voice, he's giving them their own voice.
A cancer once rare in young people has become the number one cause of cancer-related deaths for Americans under age 50.
Fish fries can be a quandary for people with heart and other medical issues.
From Norwin High School to Pitt, roots run deep in Pittsburgh for Indiana offensive coordinator Mike Shanahan.
Western Pennsylvania has historically been a hotbed for producing talent that succeeds in the NFL.
Andrew McCutchen will be on the opening day roster for the Texas Rangers.
Pitt has hired College of Charleston coach Robin Harmony to take over its struggling women's basketball program.
The contract will begin in the 2026-27 season and run through the 2028-29 season.
Pittsburgh's newest music venue released a lineup of its first concerts on Monday, giving a taste of what's to come at Citizens Live at the Wylie.
Forbes' latest ranking of the world's richest people has been released, and the list features billionaires with ties to Pittsburgh.
A fire chief says a fire at an Ohio hog farm complex has killed about 6,000 pigs and unleashed a large plume of smoke that could be seen for miles.
Lawmakers in Harrisburg are looking at bills to tackle dynamic pricing.
The budget airline Breeze is launching a new nonstop route from Pittsburgh to Myrtle Beach this summer.
11 shows will be coming to Pittsburgh, including six winners of the Best Musical at the Tony Awards.
CBS News announced Friday that CBS News Radio will be shutting down this spring after nearly 100 years of broadcasting, citing "challenging economic realities."
Chuck Norris' family said his death at 86 was sudden, but did not share any details on the cause.
A fast-casual restaurant and a massive plaza will be open on April 2 on Pittsburgh's North Shore.
Pittsburgh CLO and Pittsburgh Public Theater are forming a new organization.
The Grable Foundation recently honored some local principals
Pittsburghers know the historic Carrie Blast Furnaces. But very few actually know who Carrie was.
An artist in Pittsburgh has been turning trash into treasure for years.
WAMO's KiKi B. Jones joins to discuss the TV exits we're not quite over yet.
Jen Clark from Crate Cooking School is turning regular recipes into unique meals perfect for sharing.
Mike Tomlin stepped down as head coach of the Pittsburgh Steelers after 19 seasons with the team.
Pitt's regular season has ended with an 8-4 record.
Pitt's five-game winning streak came to an end with a 37-15 loss to Notre Dame.
Mason Heintschel set a new Pitt freshman single-game passing record in the Pitt win at Acrisure Stadium.
The 44th annual KDKA-TV Turkey Fund will help our neighbors in need have a nice meal for Thanksgiving.
