More than 70 million Americans have experienced the muggiest start to summer on record, with climate change increasing ...

Hot air makes it harder for engines to get a plane airborne – a problem that is set to get more common as the climate warms.

Several people were treated for smoke inhalation after a fire erupted under an eastbound PATH train at Newport station, ...

Duke Energy says overall, the electric grid is performing well with the extreme heat, but there have been sporadic outages in ...

After weeks of scorching the U.S. with dangerously high temperatures, a record-breaking heat dome will finally begin to break ...

A warmer atmosphere can hold more moisture, making storms capable of unleashing huge amounts of rain over land. Studies have ...

Extreme heat is impacting infrastructure across the country and locally as another heat wave grips the region, said Jana ...

Just last month, CBS News Baltimore reported that passengers aboard an Amtrak Northeast Regional train were left without air conditioning or lights after the train suddenly lost power in a tunnel ...

A heat advisory is n effect for most of Massachusetts through Wednesday evening as temps are expected to reach the 90s.

Our late July heat wave peaks over the next few days with highs in the low to mid 90s, the heat index in the triple digits and a heat advisory in effect Monday afternoon through Wednesday.

Governor Ned Lamont activated the extreme hot weather protocol ahead of the expected multi-day heat wave across Connecticut.

Another heat wave brings dangerous temps to Chicago area through Tuesday, forecasters say Forecasters warn of 100- to 105-degree heat index values through Tuesday, with potential storms offering ...