Over 170 million people are under heat alerts in the U.S. this week, with temperatures reaching record highs across the ...

It will be dangerously hot this week, at times it could feel hotter than 100 degrees. Here's when the heat will break.

About half the country is under active heat advisories on Monday, affecting more than 198 million Americans, according to the National Weather Service . The extreme heat is expected in the Midwest, ...

A heat dome happens when hot air is trapped over an area due to a persistent high pressure system, William Gallus, a ...

A heat dome is trapping over 90 million Americans in extreme temperatures this week with the National Weather Service issuing heat alerts from Nebraska to Florida.Dangerous heat threatens to bake much ...

Much of the UK is set to bake once again in hot weather as temperatures soar to as high as 29C this coming weekend. Weather maps show the 34 hottest counties.

(Reuters) -Tens of millions of people sweltered across the U.S. Northeast and Midwest on Monday as record-high heat disrupted electricity supplies and train travel. Heat warnings, which began over ...

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

Remote-sensing data and artificial intelligence are mapping the most heat-vulnerable buildings in cities like Delhi, in an effort to target relief from extreme temperatures at a granular level.

Toronto Hydro's outage map shows thousands of homes and businesses without power on Monday afternoon amid a brutal heat wave suffocating the city. Th… ...