The volcano has been erupting off and on since December. NASA makes emergency decision over 'city-killer' asteroid heading for Earth Yellowstone to Yosemite: Kevin Costner speculates the reason behind ...

The Kilauea volcano in Hawaii Volcanoes National Park erupted again on February 11, marking the ninth episode in a period of ...

Park City Institute will present "National Geographic Live! Wild Wolves of Yellowstone" on Friday with Explorer Doug Smith.

Yellowstone, home to many supervolcanoes on Earth, has shown some underground movement for the first time in 160,000 years. Scientists have detected magma moves, which have caught many’s attention and ...

Ten months of unrest at Mount Spurr could be a sign of an upcoming eruption from a side vent or, less likely, from the main ...

Yellowstone Caldera Chronicles is a weekly column written by scientists and collaborators of the Yellowstone Volcano Observatory. This week's contribution is from Cathy Whitlock, Regents Professor ...

From the national parks of the Rocky Mountains to the music history of Nashville, these American adventures are calling ...

Schools on four Greek islands will remain closed through next week as earthquakes continue to rattle the region, authorities ...

The National Park Conservation Association has identified 13 national monuments it considers at risk after a recent Interior ...

The Greek island has a long history of earthquakes, but what is causing the recent series of quakes has scientists perplexed.

Mauna Loa, the world's largest active volcano, is the mighty giant of Hawaii that's still bubbling away, waiting to be explored.

Yellowstone Park is a popular destination for geology field trips. It’s easy to see why — the dynamic landscape contains a ...