In California’s Death Valley National Park, one of the hottest places on Earth, summer temperatures can soar into the 130s F.

A deadly combination of high temperatures and oppressive humidity has prompted the National Weather Service to issue ...

More than 55 million Americans are under heat advisories Friday. Cities under alert include Omaha, Wichita, Oklahoma City, ...

From the rainforests of Central and South America to the savannas of northern Australia, the world’s equatorial regions are ...

An updated extreme heat warning was released by the NWS Las Vegas NV on Wednesday at 12:07 p.m. in effect until 8 p.m. for ...

A first-of-its-kind data analysis links high temperatures caused by climate change to tropical bird population declines ...

FIRST ALERT DAYS will be in effect Saturday, Sunday and Monday for extreme heat and oppressive humidity. Make sure you take ...

Extreme heat is hitting both coasts, bringing dangerously high temperatures to the Northeast, Northwest and Southwest. In the ...

A slightly cooler weekend is in store for the Valley, with below-average temperatures. But that’s set to change.

For decades, seniors, children and outdoor workers were some people considered the most vulnerable to heat. A 2017 paper was ...

An August heat wave is moving into Kentucky and southern Indiana beginning this weekend. Here's how high temperatures will ...

Spain on Friday warned of "very high or extreme fire danger in most of the country," as firefighters there continue battling ...