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

A “heat dome” of high pressure has settled in over the central and eastern United States, sending temperatures soaring into ...

Temps are soaring in cities across the Atlantic coast, where some cities are reaching 100 degrees with heat indexes ...

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

Large swaths of the country were broiling under a heat dome, worsened by a humid atmosphere that’s circling the East.

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

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

Paramedics in Washington, D.C., burned through their supply of ice packs on Tuesday, and residents cranked up the ...

During a heat wave, it is crucial for people to cool down at night to reduce their core body temperature and reduce the ...