Learn more about the new hydrothermal feature that appeared last summer in Yellowstone National Park, and how, even though it went dormant over the winter, it could appear again this summer.

The death of a 26-year-old Brazilian publicist and trekker has raised concerns about the safety of volcano tourism ...

Yosemite and Yellowstone, two iconic American national parks, offer distinct experiences. Yosemite boasts dramatic, cinematic beauty with towering cliffs and waterfalls, ideal for stunning photographs ...

A study of fossils from the Permian-Triassic extinction event 252 million years ago shows that forests in many parts of the ...

A previously unexplored globular cluster glitters with multicolored stars in this NASA Hubble Space Telescope image. Globular ...

NASA’s James Webb Space Telescope began its legendary mission unfolding the secrets of our universe and producing some of the ...