Hey Ray: Slowing Down For Science
KDKA meteorologist Ray Petelin explores the science behind gravity with slow-motion and a slinky.
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KDKA meteorologist Ray Petelin explores the science behind gravity with slow-motion and a slinky.
When the air in your house gets dry, you may notice you get shocked when touching door knobs, and your hair goes crazy when you take off a sweater.
We are now in the time of year where our furnaces roar back to life, and once the furnaces come on, you may notice the air in our homes becomes much drier.
We are entering snow season, and almost every year on social media, someone posts a video of snow that doesn't turn to water when it melts after being put up to a flame.
This fall, you may have noticed that acorns have been falling by the bucket load.
Whether you say "slippy" or "slippery," we are getting into the time of year where slipping and sliding occur.
Have you ever had a helium balloon in your car and notice that its movements are much different than you would expect? If you never noticed, it is certainly something to see.
KDKA meteorologist Ray Petelin will show you how to make 'magic' simply by using physics!
In science class, when you study the word "Equinox", you usually hear part of the definition with the words "equal night."
When there is storm damage, many times people feel it was caused by a tornado.
People have been trying to predict the weather for a long time. Before we had radars, satellites in space and weather models, the only way to predict the weather was observation.
Sometimes, we see the light from the sun come down in beams of light.
KDKA meteorologist Ray Petelin says that sometimes science happens too fast, and you need to slow things down to see the details of how the world works.
When meteorologists give weather forecasts, we use words as a way of describing how precipitation will arrive in the area.
Ever since people looked for ways to predict the weather, one of those ways has been using caterpillars to determine the severity of an impending winter. Ray Petelin explains the theories in a new Hey Ray!
This time of year, it's a common weather question: What is the difference between hurricanes and nor'easters? Ray Petelin is here to explain!
Have you ever noticed that thunder sounds louder at night? Ray Petelin explains why in a new Hey Ray!
With summer heading to its conclusion, hummingbirds are about to migrate south. Ray Petelin shows you how you can prepare to say goodbye to your friends in a new Hey Ray.
It used to be said that video games were bad for you, but they have become the building blocks of some pretty cool things, including KDKA-TV's new studio! Ray Petelin explains in a new Hey Ray!
A viewer noticed a "hole" in the clouds in the sky, and in this edition of Hey Ray, Ray Petelin explains how these form!
When it's hot, you're always looking for a way to cool off, but did you know you can give your heat to other objects? Ray Petelin explains in a new Hey Ray!
Security cameras can pick up some interesting things, and there is one thing that shows up on cameras that Meteorologist Ray Petelin gets asked about a lot, and today he has the answer.
Summer officially begins on Sunday morning in Pittsburgh, and Ray Petelin is here to break down the "summer stats" for you!
You may know that Ray Petelin considers himself a "Bird Nerd." Today, he is going to show you how to get hummingbirds to come over for a close-up visit!