We all hate the sticky feeling that hot, humid days bring. But what's the science behind why it makes us so uncomfortable?

Heat can be dangerous, but health experts say there are ways to manage the threat. Scorching temperatures, especially ...

Whether a summer day is great or awful often comes down to the humidity.

This summer, temperatures and humidity have broken records. Here's what research has shown about how our sleep is affected.

An extreme heat watch has been issued for Mount Desert Island and surrounding areas. Dangerously hot conditions are expected ...

Beulah and Rye remain under evacuation, and Colorado highways 165 and 78 remain closed in places as firefighters battle the Aspen Acres Fire.

Earlier this week, as temperatures rose, Greg Harris sat at a table in a church off Orange Blossom Trail working on a word ...

Many governors and public officials warned residents of the dangerous heat in their states on July 4. Here's how hot it will be and how to stay safe.

During this week’s heat wave, only five locations in addition to police stations planned to remain open through the ...

Nights in India are getting warmer, exposing working-class families to heat stress and health problems. Read more at ...

Forest fires in the Himalayas typically occur between November and June, during the drier months. However, out-of-season and ...

What is the coldest temperature ever in Nigeria? Around 2.8°C at Potiskum, Yobe. See cold records, hottest spots and ...