CHICAGO (CBS) --- Since the polar vortex started spinning into town this week - you may have noticed that some things seem louder than usual. WBBM's Steve Miller asked a scientist what's going on. The ...
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What is a polar vortex, anyway?
"Polar vortex" headlines have grabbed attention in recent winters, but such atmospheric phenomena aren't out of the ordinary, ...
The Bell Vortex is a beautifully made helmet with outstanding ventilation and a best-in-class face shield system. It meets the DOT standard and it’s Snell 2010 approved and comes with a five-year ...
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