The frigid weather gripping much of America is not unprecedented, but it feels that way. The 21st century has been unusually ...

The bitter cold at Niagara Falls is part of a polar vortex onslaught of frigid air that's plagued the central and eastern U.S ...

Antarctica's looking like a good place to head south for a vacation today. Check out how the temperature in Antarctica compares to Iowa.

If you wonder how cold is too cold for your dog out for a walk or outside time, it can depend on the breed, size and coat ...

Sudden or severe cold temperature can cause trees to experience "frost crack." NPR's Scott Simon talks with Bill McNee of the ...

While there's no universal cutoff that applies to everyone, understanding the risks and your body's responses can help you ...