Heat Wave Prompts Wildfire Warning in Southern California
Meanwhile, several blazes in Northern California have yet to be contained.
Heat Wave
Viewfinder: Beating the Heat Near Paris
A man and a boy wash and cool off their dog with the water of an opened fire hydrant.
America's Unusually Hot Year
In 2015, every state in the country was warmer than the 20th-century average.
Cold Temperatures Don't Have Much to Do With Winter Deaths
As hotter summers become more deadly, warmer winters won't bring respite, according to new research.