Extreme heat is impacting states across the country. See maps of high temperature forecasts and heat index levels.

Incorporating dozens of metrics into its analysis, WalletHub created a ranking of the strongest economies in the U.S.

A heat wave hit much of the central U.S. over the weekend, while snow and cool temperatures arrived in the Northwest.

Oregon is well-known as a destination for stargazers. The state has an array of designated Dark Sky places, where amateur ...

Climate change is raising the risk of dangerous flooding, especially in coastal communities. For some towns on the Jersey ...

New data shows that water levels in major reservoirs including Lakes Mead and Powell are well below average for this time of ...

None ...

Jay Gibson started running marathons 20 years ago. Now, he’s one of just a few thousand to run one in every state.

A heat wave is currently affecting about 160 million people, according to the National Weather Service. Here's which states ...

Iranian State TV aired a bold warning to US President Donald Trump, displaying a map of US military bases in the Middle East alongside the message: “Mr. Trump, you started it, and we will end it.” ...

A dataset unveiled today more than doubles the documented stream miles in the Chesapeake Bay Watershed, elevating the total ...

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.