PHOENIX (AP) — Extreme heat alerts continued for tens of millions of people in the United States on Tuesday as cities including Chicago broke...

TOLEDO, Ohio (AP) — Stifling heat blanketed tens of millions across United States on Tuesday, forcing people and even zoo animals to find ways to...

Officials are warning people to take precautions.

Dangerous heatwaves are scorching cities worldwide, with record-breaking temperatures and deadly effects, intensified by climate change.

More than 100 million people across the U.S. were under heat warnings on Sunday, with cities on the East Coast bracing for record-breaking...

More than 100 million people across the U.S. were under heat warnings on Sunday, with cities on the East Coast bracing for record-breaking...

LONDON (Reuters) - Deadly heatwaves are scorching cities on four continents as the Northern Hemisphere marks the first day of summer, a sign that...

LONDON — With extreme heat gripping much of the Northern Hemisphere this week, authorities and public health experts have issued heat warnings to...

NewsFeed More than 75 million people across the United States are under heat alerts as temperatures soar due to a weather pattern known as a heat...

Extreme heat alerts were sent to more than 100 million U.S. residents in 27 states this week due to the heat dome. h2What is a Heat Dome?/h2 A heat