More than 160 million Americans are under the highest level of extreme heat alerts during a wave of above-average ...

The heat wave caused disruptions to public transport across the Northeast. Amtrak said it will be forced to slow train speeds ...

Extensive triple digit heat, broken temperature records and oppressive humidity piled up into a steaming mess as the heat ...

A long-lasting extreme heat wave is reaching its dangerous crescendo Tuesday, likely bringing the hottest day in a decade to ...

People are taking to social media to moan and groan about the "oppressive" heat wave affecting much of the U.S. Here's what ...

From the Mississippi Valley to the east coast more than 150 million are under heat alerts. Scorching temperatures are hitting ...

No one wants a blackout. Con Edison is asking its entire New York City customer base — all 3.6 million electric and 1.1 ...

A heat dome has settled over the D.C. area, bringing high temperatures and humidity through Friday. High heat clamped down on ...

When walking them, be sure to stay mostly on grass and off the roads or sidewalks. Hot pavement can burn their paws, and a ...

Another steamy day is on tap for Wednesday, but there's a risk of isolated thunderstorms that could pack small hail and ...

Mayor Michelle Wu declared a heat emergency, and dangerous temperatures are expected to stick around through Wednesday.