A multiday heat wave is bringing high temperatures and health risks from the Midwest to the Northeast, prompting warnings and ...

A dangerous, record-breaking heat wave will spread over the eastern United States and is expected to last several days.

Over 140 million Americans will be under the highest-level extreme heat alerts by Sunday during a wave of above-average ...

Cities across the eastern and central United States are bracing for more days of extreme temperatures as a unusual June heat ...

As the official start of summer arrives, the United States is being hit by a dangerous heat wave, making this the first ...

A rare and dangerous heatwave is sweeping across the United States, pushing temperatures into the triple digits across major ...

Extreme humidity and heat will affect around 265 million people across the country this week. Maps show where and when to ...

A widespread heat wave is poised to engulf the central and eastern United States, potentially impacting 170 million people.

A brutal heat wave is in the forecast across the eastern United States, and it's expected to bring several days of record high temperatures starting this weekend and into next week. The National ...

A significant and intense heat wave is set to engulf the central and eastern United States, delivering the highest ...

The Earth, climate scientists worry, may be reaching a tipping point, especially as the Trump administration works to roll ...

President Donald Trump’s decision to strike three nuclear sites in Iran will almost assuredly draw more criticism from some ...