A potentially life-threatening heat wave has enveloped parts of the eastern United States impacting nearly 160 million people ...

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

A brutal heat wave has gripped the eastern part of the United States as tens of millions of people sweltered in record high ...

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 ...

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

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

The intensifying and expansive heat wave affecting around 150 million people in the United States from Wisconsin to ...

A potentially life-threatening heat wave enveloped the eastern third of the United States on Monday (Jun 23) impacting nearly ...

An intense heat wave is about to hit the central and eastern United States, putting millions of Americans to the test.

Heat waves are primarily caused by high-pressure systems that push warm air down onto an area and hold it there. During heat ...