More than 125 million Americans are under the highest level of extreme heat alerts during a wave of above-average ...

Sweltering heat happens every summer, but to get close to the bar of a state's all-time hottest temperature usually takes a heat wave that's on another level.

Would-be stargazers in several northern states should keep there eyes on the sky Wednesday night, as geomagnetic storms are ...

Recent headlines have drawn attention to naming conventions and mapping technology. But maps have always been political, ...