Climate & Weather

The deadly serious problem that we can make better with a little laughter

8 things to know about the winter solstice

Bizarre 'snowball cloud' forms over Japan

Polar vortex: It's baaaaack!

There's no such thing as a snow day for swimmers

These electric-blue night clouds are expanding around the globe, says NASA

10 not-too-cold wintertime destinations

Scientists unmask the toxic villain behind London's 'killer fog'

Mysterious 'earthquake lights' captured over New Zealand

Why is this beach covered in giant snowballs?

How much Arctic sea ice did you melt today?