The two new monuments -- the Chuckwalla and Sáttítla Highlands -- total nearly 850,000 acres, according to the administration.

Joe Biden has now protected more federal land and waters than any other president. President-elect Donald Trump said he will ...

There’s so much to love about our national parks! That’s why we’ve put together a national parks checklist and map you c ...

An unknown volcano erupted so explosively in 1831 that it cooled Earth's climate. Now, nearly 200 years later, scientists ...

Some of the largest volcanic eruptions on the planet have occurred at Yellowstone National Park, and scientists have ...