Climate change has made extreme rainfall more common and more intense. But many flood risk maps have yet to catch up.

Key takeawaysShade is the most effective, low-cost way to keep people cool outside, but urbanized areas of Los Angeles County ...

Partial blue skies in the morning allowed many park visitors to ignore fires on the North Rim. By afternoon, ashfall made for ...

Soccer faces growing challenges from extreme heat, as seen during the FIFA Club World Cup in the U.S. this summer.