A potentially life-threatening heat wave enveloped the eastern third of the United States on Monday impacting nearly 160 million people, with temperatures this week expected to reach 39 degrees ...

Sauna-like conditions on Friday are threatening to break records in major Northeast cities during summer’s hottest month ...

It’s the hottest time of the year in the United States and another heat dome is about to make millions of people feel every ...

A dangerous heat wave continues to scorch a large part of the United States, with more than 130 million people under extreme ...

Millions of Americans are under heat alerts Monday as a heat wave brings triple-digit temperatures or heat indices to nearly ...

A punishing heat wave will bring hot temperatures to eastern US and linger for several days, underscoring how climate change ...

Heat is the number one weather killer in the United States. You might think it's tornadoes or hurricanes. Nope, it's hot weather. And the largest group killed by hot temps? Those over the age of 65.

It's normal to be warm everywhere this time of the year, but some portions of the United States are experiencing extreme heat ...

JACKSONVILLE, Fla. — A prolonged and dangerous heat wave is gripping the eastern half of the United States, setting daily temperature records and bringing a surge in heat-related illnesses.

An extreme heat wave has made its way over to the East Coast of the United States this week. The conditions in Maryland, Massachusetts, New York and New Jersey have been downright brutal this Tuesday.

Three Democratic lawmakers have proposed legislation to classify extreme heat as a disaster, which would allow federal ...

Extreme humidity and triple-digit temperatures are affecting around 250 million people across the United States. Here's the science behind the heat dome that’s stifling the nation.