Since the Ice Ages, the Polar Vortex has acted as a climatic gatekeeper. When breached, it unleashes freezing air into ...

In the atmospheric layer above it, about 10 to 30 miles up, is the stratospheric polar vortex, where every winter a sunlight-starved Arctic spins up a mass of cold air that, ultimately, dissipates ...

The polar vortex is Earth's frozen guardian—but that guardian is starting to fail. This video dives into the science behind ...

As we sweat away the summer, imagine walking out of 98-degree heat and into a 72-degree, climate-controlled ballpark to watch ...

The polar vortex of ultra-cold air usually spins around the North Pole, but it sometimes plunges southward into the U.S., Europe and Asia.

Because Michigan is not a hot climate - and we don’t have frequent heat waves like we’re experiencing now - our bodies are ...

From last winter’s polar vortex to this week’s heat wave, Chicagoans have experienced several degrees of uncomfortableness in a few short months. We weather the extreme weather well enough, thanks to ...

Saturn’s moon Titan has always stood out among the celestial bodies in our solar system. It is the only moon with a thick, ...

Charlottesville and much of central Virginia were under an extreme heat warning Tuesday, with temperatures predicted to stay ...

A new study challenges the idea that climate change is behind the erratic wintertime behavior of the polar jet stream, the ...