Some experts warn the UK has failed to notice how much more frequent heatwaves have become.

As triple-digit temperatures hit the East Coast, individuals with a mental illness taking psychiatric medications could be at ...

A new data dashboard compares neighborhoods in California and shows why heatwaves can feel more intense in some places.

Raw fruits and vegetables, including cucumbers, lettuce, celery, tomatoes, strawberries and melons, are among the most ...

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

Summer has officially begun with a blast of scorching temperatures across much of the United States. The National Weather Service is warning of “extremely dangerous heat” baking 160 million people ...

The National Weather Service has extended the heat advisory for central Ohio until June 27. COTA has extended free rides as a ...

"The road exploded and rose over 18 inches, sending a car airborne," said Albert Blackwell, who captured the moment on video.

Portugal is expected to see highs of up to 109 degrees Fahrenheit. Parts of Spain, France, Italy and Greece are also bracing for extreme heat.

On the day in 1990 when temperatures at Phoenix Sky Harbor International Airport reached 122 degrees, air traffic was stopped. What happened.