A heat wave from Sunday into Wednesday Details >
Jul 10, 2014; 12:58 AM ET A thundershower tomorrow evening
The Colorado River serves as one of the most vital water sources in the United States, providing water to nearly 40 million people in the west.
Frequent, rumbling tremors beneath the earth may be a common occurrence in California, but Oklahoma has now surpassed the state in the number of earthquakes felt this year—a trend that is surprising geophysicists and raising concern.
Intense storms rolled through Arizona Tuesday night bringing flash flooding to areas of La Paz County.