Millions of Americans are expected to endure a brutal heat wave this week, earlier than usual. Here's how the heat dome is ...

Consider it ironic, or at least a little poetic: Electric vehicles, great for combating climate change, don’t do well in ...

The National Weather Service issued excessive heat warnings for Maricopa, Coconino and Pima counties through June 7.

PHOENIX (AP) — The season's first heat wave is already baking the Southwest with triple-digit temperatures as firefighters in ...

The first heat wave of the season is bringing triple-digit temperatures earlier than usual to much of the Southwest U.S.

As we remain under an ABC-7 First Alert for extreme heat, local officials are urging residents to take extra precautions to ...

Global warming trends are expected to continue as the impacts of climate change become more pronounced, with scorching temperatures expected as summer approaches. Only a few states like California, ...

The Washington State Department of Commerce on Thursday announced nearly $40 million in grants for local programs that are ...

Texas A&M’s Dessler and his colleague Jangho Lee published one such study early last year. According to their methods, Lee ...

Temperatures that are expected to rise well into the 90s this week in the Napa Valley – and into triple digits in parts of Northern California – have led forecasters to declare a heat advisory ...

The first heat wave of the season has arrived earlier than usual across much of the U.S. Southwest. Forecasters say Tuesday's ...

David Hom suffered from diabetes and felt nauseated before he went out to hang his laundry in 108-degree weather, another day in Arizona’s record-smashing, unrelenting July heat wave.