The killer whale calf was spotted in the Puget Sound area off Washington state several days ago. On Tuesday, the center ...

Millions of people across 10 U.S. states could see the sky lit up by the northern lights on Christmas day, according to the ...

Share articleAn ambitious blueprint to better protect the Florida Keys National Marine Sanctuary — in the works for more than ...

Most Massachusetts residents woke Wednesday morning to a measurable amount of snow covering the ground from storms over the ...

For generations, a white Christmas has been a beloved tradition. But with climate change, is snowfall disappearing? Explore ...

New York City woke up to its first white Christmas in 15 years. But only a few areas of the U.S. are likely to see snow in ...

A display of auroras is expected to light up the skies on Christmas Day, thanks to a powerful M8.9 solar flare enroute to ...

Many Coloradans dream of a white Christmas, but the chances of that happening in the Denver metro area this year are slim.

Skywatchers are anticipating a possible aurora borealis for parts of the US on Dec. 25 following a solar flare that spewed a ...

The region is warming much faster than the rest of the planet and releasing carbon from its thawing soil. Umair Irfan of Vox ...

For the most part, U.S. holiday weather should make travel easy this Christmas for most of the nation, but people along the ...