An "extremely dangerous heat wave" is continuing to scorch a huge area of the eastern United States June 23, affecting tens ...

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

The deadly heat wave across the eastern half of the country has made for some scary situations. Tens of millions in major ...

Tuesday marked the peak of the heat wave, with cities from Boston to Philadelphia experiencing their hottest temperatures in ...

Several cities in the eastern United States have faced record high temperatures due to a climate phenomenon known as the ...

More than 125 million Americans are under the highest level of extreme heat alerts during a wave of above-average ...

New York’s Central Park tied a record high of 96 degrees for the date Monday, which was set in 1888. In neighboring New ...

Nearly 160 million people are under heat alerts from eastern Texas to Maine, as temperatures are forecasted to be as much as ...

At least eight states were expected to see temperatures that would feel hotter than those in Death Valley—often referred to as the hottest place on Earth—on Wednesday, according to the National ...

Tens of millions of Americans sweltered outside or sought air-conditioned refuge as an "extremely dangerous" heat wave ...

Extreme heat is only becoming more common. In the United States, heat waves now occur three times as often as they did in the ...

Extreme humidity and triple-digit temperatures are affecting around 250 million people across the United States. Here's the ...