A sweltering heat wave continues to bake much of the eastern half of the United States, conditions persisting for the fourth day in a row. The high...

As temperatures and humidity soar outside, what’s happening inside the human body can become a life-or-death battle decided by just a few degrees. ...

As temperatures rise, a reader wonders how to dress for sweaty summers while maintaining a sense of style.

A stubborn upper-level high over portions of the eastern to south-central U.S. will generally remain in place, continuing a heat wave over the...

Record-breaking temperatures in Greece have led to the deaths of six tourists from heat-related incidents. Authorities urge caution as the heat wave...

Dangerous heatwaves are scorching cities worldwide, with record-breaking temperatures and deadly effects, intensified by climate change.

With temperatures plummeting, it made the afternoon turn cooler, which was a welcome change from the scorching heat and humidity of the past two...

It’s officially summer, and the temperatures are heating up! Many national cities are experiencing a severe heat wave, causing people to get...

More than 100 million people across the U.S. were under heat warnings on Sunday, with cities on the East Coast bracing for record-breaking...

Millions of Americans sweated through a scorching weekend as temperatures soared across the U.S., while residents were rescued from floodwaters that...