Hey Ray: Slowing Down For ScienceKDKA meteorologist Ray Petelin explores the science behind gravity with slow-motion and a slinky.
Hey Ray! How Static Causes You To Get Shocked By Door Knobs, Why It Makes Hair Go CrazyWhen 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.
Hey Ray! The Science Behind Why Homes Become Drier During Cold WeatherWe 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.
Hey Ray! Debunking Conspiracy Theories About Fake SnowWe 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.
Hey Ray! More Acorns Falling From Trees This YearThis fall, you may have noticed that acorns have been falling by the bucket load.
Hey Ray! The Science Of SlippingWhether you say "slippy" or "slippery," we are getting into the time of year where slipping and sliding occur.
Hey Ray! Hidden Colors In The LeavesMany people love the fall because of the colors foliage becomes before they drop their leaves.
Hey Ray! Using A Helium Balloon To Show How Science WorksHave 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.
Hey Ray! Making 'Magic' By Using PhysicsKDKA meteorologist Ray Petelin will show you how to make 'magic' simply by using physics!
Hey Ray! Explaining How Air Molecules Make Things Appear Empty
Hey Ray! Explaining Equinox And EquiluxIn science class, when you study the word “Equinox”, you usually hear part of the definition with the words "equal night."
Hey Ray! Explaining The Differences Between Downbursts And TornadoesWhen there is storm damage, many times people feel it was caused by a tornado.
Hey Ray! Using Red Skies To Predict The Weather In 'The Olden Days'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.
Hey Ray! Explaining Crepuscular Rays Of SunshineSometimes, we see the light from the sun come down in beams of light.
Hey Ray! Using Slow Motion Video To Help Explain ScienceKDKA 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.