A relentless and historic heatwave is gripping the American Southwest, forcing authorities in Arizona, Nevada, and California ...

A dangerous heatwave is sweeping across the central United States this week, putting millions of residents at risk as ...

Heat is the number one killer -- and it’s heading to the most densely populated part of America for a prolonged period.

AUSTIN, Texas (AP) — Summer heat scorched Texas and the Southwest on Wednesday, pushing Phoenix to nearly 90 consecutive days of triple-digit temperatures and putting millions of people under ...

Extreme heat alerts continued for tens of millions of people in the United ... precautions.Much of the Midwest and Northeast were under heat warnings or watches with officials announcing the ...

PHOENIX (AP) — Extreme heat alerts continued for tens of millions of people in the ... Much of the Midwest and Northeast were under heat warnings or watches with officials announcing the opening ...