Axial Seamount is a young, 30 million-year-old undersea volcano in the Pacific Ocean off the U.S. coast, and it’s expected to ...

Researchers are revealing the secrets of 6,000-year-old pine forests, preserved in ice patches in the Beartooth Mountains.

Extremely rare footage shows the cougar, or mountain lion, attempting to gain an edge on several goats perched on a cliff.

Speedy, a beloved 24-year-old bison who captivated hearts across North America and resided at the Yellowstone Wildlife ...

While Yellowstone has thousands of bison, the popular park can get overcrowded with tourists. Here's where you should go to ...