Millions of Americans are under heat alerts Monday as a heat wave brings triple-digit temperatures or heat indices to nearly ...

A dangerous heat wave continues across a large part of the United States, with more than 130 million people under extreme ...

It's normal to be warm everywhere this time of the year, but some portions of the United States are experiencing extreme heat ...

More than 200 million people across most of the United States are on alert for widespread, dangerous heat on Monday.

A punishing heat wave will bring hot temperatures to eastern US and linger for several days, underscoring how climate change ...

More than 11 million people across southern Georgia and most of Florida were under a rare “extreme” heat warning.

It’s the hottest time of the year in the United States and another heat dome is about to make millions of people feel every ...

A sweltering heat wave is keeping over 120 million Americans and 28 states in the United States under alert for dangerously ...

A potentially life-threatening heat wave enveloped the eastern third of the United States on Monday impacting nearly 160 million people, with temperatures this week expected to reach 39 degrees ...

OAKLAND, Calif. — California and the western United States are immersed in a historically severe September heat wave that is predicted to intensify early this week. The record-breaking ...