A "polar vortex" is bringing intense cold and heavy snow to large swaths of the US and Canada. How is this winter weather related ... and other human activities. So how can these warming ...

In fact, planes excel in cold weather ... So clearly, the real problem isn't what's going on up there. It's what happens on the ground. When a nasty polar vortex struck the Midwestern US in ...

“As they continue to move from west to east, that’s when you’ll get some cold air crashing in ... The days so far in March ...

The rapid warming happens so high above the Earth that it is not ... is likely to get a long spell of dry, cold weather, whereas southern Europe will tend to be more mild, wet and windy.

Death Valley in the United States is one the hottest ... So wrap up if you're heading outside. But why is it so important how hot or cold the weather is? And how do you measure temperature?

In this commentary, the author examines how the U.S. military sees climate change as a threat in itself and a threat ...

We do have one weather feature that will put a pause on spring weather. A “back-door” cold front will move across Lower Michigan from northeast to southwest. That’s why we call it a back ...