As a heat wave hits Cincinnati, see which neighborhoods have the most and least tree cover to stay cool.

A new heat wave alert for Massachusetts landed Monday, with officials warning of “dangerously hot conditions” and a heat index up to 111 degrees. An “extreme heat watch” is in effect for nearly the ...

A fire that killed three firefighters also forced evacuation of more than 120 along the Colorado River as officials warn of ...

A large plume of Saharan dust has arrived in Texas, leading to hazy skies and a worsening of air quality through the week.

The World Cup games are heating up this week with knockout rounds, and so is the outdoor heat. A dangerous heat dome will ...

It’s going to be a scorcher in the Twin Cities and across much of Minnesota on Monday, and it will be hot the rest of the ...

Evacuations were ordered Monday morning in southern Colorado for the Aspen Acres Fire burning in Custer County.

The Pocket Fire between Sedona and Flagstaff grew to 11,000 acres, still 0% contained. Some residents prepare to leave; ...

Almost 80% of global data centers face some form of climate risk, and it could cost developers trillions in the coming ...

Ipswich is closing its popular beaches on the North Shore of Massachusetts as a result of the Merrimack River sewage leak​.

A “heat dome” is expected to bring extremely high temperatures to parts of the country.

New York City’s first heat wave of the year will happen this week, bringing intense and dangerous temperatures leading into ...