John Radzilowicz

Essential Pittsburgh
3:14 pm
Mon November 10, 2014

The Polar Vortex Returns Later This Week

The frozen Ohio River from this past winter's extreme cold conditions.
Credit Matt Niemi / Flickr

The Polar Vortex is back and it's ready to blast 200 million people with arctic air, lunging into the North Central U.S. this week and expanding southward and eastward.

The outbreak of unusually cold air is expected to linger well past the middle of the month.

We'll talk with John Radzilowicz, Director of Professional Development at ASSET STEM Education.

Essential Pittsburgh
2:48 pm
Wed January 8, 2014

Why the Wacky Weather? The Polar Vortex Explained

Tuesday caused Pittsburgh to hit a record low of -9 degrees, but science expert, John Radzilowicz, may have the answer to why it happened.
Credit artnoose / Flickr

From mild, rainy, and in the 40's Sunday, to an all-time record low of -9 Tuesday to 50 degree temperatures by end of the week. Pittsburgh is experiencing unprecedented temperature fluctuations and weather patterns. The question is what’s going on with this wacky weather. John Radzilowicz, science expert and director of professional development at ASSET-STEM, believes he has the answer.

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