"Bitter cold could linger through the end of the month," the Weather Prediction Center said in an update on Monday.

Areas including parts of Texas and Oklahoma have already seen at least 6 inches of snow, while Tennessee had already seen 4 ...

A new analysis of drug trials used to approve medicines in the United States shows how far modern medicine still has to go to ...

A light, 4.7-magnitude earthquake struck in Utah on Thursday, according to the United States Geological Survey. The temblor ...

How much fresh water is in the United States? It's a tough question, since most of the water is underground, accessible at ...

Widespread winter storm moves across United States ...

Major cities across the Northeast and Midwest are facing temperatures 10-20 degrees below average, according to forecasters.

A light, 4.9-magnitude earthquake struck in Southern California on Monday, according to the United States Geological Survey.

From the frozen tundra to America's tropical south, the states with the most islands in their waters tend to have long ...

Friday night lights could take on a whole new meaning for some people across the northern edge of the United States this week ...

Frost cracks, which can make trees sound as though they are exploding, are possible in 7 states this weekend.

Measles hot spots were found in areas like West Texas and southern New Mexico.