A brutal heat wave across the eastern United States trapped millions of people in sweltering air this week with record-high ...

Nearly 160 million people are under heat alerts from eastern Texas to Maine, as temperatures are forecast to be as much as 20 ...

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

At least eight states were expected to see temperatures that would feel hotter than those in Death Valley—often referred to ...

The entire eastern half of the United States will experience above-average temperatures this week as a massive heat dome ...

More than 37 million Americans are under heat advisories across the U.S., according to the National Weather Service. Here's ...

There are more days with extreme heat than a century ago, according to meteorological data. Here's what to know.

High temperatures across the Plains, Midwest, mid-Atlantic and Northeast are expected to hit at least 15 degrees above normal ...

In this time of year there is a dangerous protagonist, the heat, something that can become a serious threat and with which all possible precautions should be taken. There are many ...

Maps show where extreme humidity and 90- or 100-degree temperatures will affect about 255 million people across the United ...

Meteorologist explains a heat dome that's delivering dangerous, record-breaking temperatures across the eastern United States ...