August 30, 2014; 4:32 AM ET
After another big cooldown, warm and humid weather will bounce back in Boston, during the Labor Day weekend. more >
Showers and a thunderstorm tomorrow afternoon through Monday afternoon
California's iconic trees, the giant sequoias, may sail through the state's current extreme drought. The huge trees survived even drier conditions during their long lives, studies show. The oldest sequoias live for more than 3,000 years.