Every state but Hawaii, California and Florida is likely to get a taste of wind chills of 20 degrees or colder.

After a winter storm this weekend, the polar vortex will return, bringing subzero temperatures to around 80 million people ...

From early ocean dips to ice-cold polar plunges, cold-water immersion is increasingly popular among athletes and wellness warriors. But how much of the hype is backed by science? Analyzing data ...

Jet streams are air currents formed by the collision of warm tropical air and cold polar air in the atmosphere, plus the rotation of the planet. When meteorologists in North America mention “the ...

Then, switch legs. This improves circulation in the lower limbs and increases hip flexibility, making movement easier in cold conditions. Sit comfortably and lift one foot off the ground.

“Typically going from west to east, and formed at the boundary between significantly different air temperatures, like between cold polar air and warmer tropical air.” “The jet stream is ...

As a gush of polar air descends on South Florida ... Palm Beach County was scheduled to open a cold weather shelter in Belle Glade on Friday, Jan. 24. Wind chill temperatures were expected ...

Central and Eastern Canada have been plunged into the depths of winter this week, as a cold snap stretching from eastern Alberta to Atlantic Canada was in full swing Tuesday and Wednesday, in ...

The D.C. area continues to face frigid temperatures this week as a cold spell stretches over the region and most of the southern East Coast. Here’s what you need to know. Overnight temperatures ...