Climate & Weather

The surprisingly lethal price of air-conditioning

The real meaning of the 'dog days of summer'

Blame the dew point, not the humidity

Heat wave sparks 'fairy wind' in Ireland

7 things to know about the summer solstice

These U.S. communities are most vulnerable to sea level rise

Dramatic video captures 'Tsunami from Heaven'

What are extratropical cyclones?

Interactive map plots your address over 750 million years of Earth's history

How hurricanes are named (and why)

Tornadoes are wreaking havoc — and not just in 'Tornado Alley'

25 surreal images and videos of Hawaii's Kilauea volcano eruption