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 ...

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

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

If you looked at the churning clouds near Jupiter’s pole, they appear like ocean currents on Earth — as if you’re looking at ...

Rapid changes from wet to dry weather can create severe natural disasters. And these precipitation whiplash events 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 ...

Unless society stops pumping more greenhouse gases in the air, “we can expect multiple factors to worsen summer extremes,” a ...

Extreme heat warnings stretched from Windsor to Timmins; humidex values climbed to the mid-40s. In Toronto, panic over ...

Climate change has tripled the frequency of atmospheric wave events linked to extreme summer weather in the last 75 years and that may explain why long-range computer forecasts keep ...

The historic drought in Ohio was a great year for grape production. Now Killing Tree Winery will introduce new wines later ...