Small changes to how you use your heat pump, from thermostat settings to hot water routines, can help keep your home warm without pushing bills higher than they need to be ...

Multiday warnings of extreme heat landed in New York, Boston and Philadelphia on Wednesday as sultry weather pushed east just ...

Summer has barely started in the Northern Hemisphere, but already it’s offering an oppressive preview of life on a hotter ...

The U.S. Department of Energy declares an emergency to reduce blackouts.

A prolonged, dangerous heat wave will continue to intensify across most of the central to eastern U.S. into the Fourth of July weekend.

Exercising outside in high temps can be a health hazard. Here's how to read your local index, according to a doctor, so you can stay safe.

"Within 30 minutes, the misters brought the temperature down from 104 degrees to 97." ...

Autech Carrier announced on July 2 that it has begun mass production of home-use heat pump boilers at its Gwangju factory.

Electric companies are warning customers about increased usage and possible power outages ahead of a heat wave that will send ...

With temperatures expected to reach at least 100 degrees over the weekend, event organizers and city officials are offering ...

Extreme and prolonged heat waves have engulfed much of Britain and Europe in recent weeks, and now Canada and the United States are facing their turns, with temperatures set to soar to record-breaking ...

On Wednesday at 2:49 a.m. the National Weather Service issued an updated extreme heat watch valid from Friday 9 p.m. until ...