Between Norris Geyser Basin and Mammoth Hot Springs is an interesting thermal area known as Roaring Mountain. These days, it ...

We know Mars once had an active geological past, filled with water, volcanic activity, and dynamic geological changes. Now, ...

High-resolution radiometric and magnetic data from an airborne geophysical survey of the Medicine Bow Mountains in southern ...

Videos from the U.S. Geological Survey showed lava spewing from a fissure in the volcano, into the Nāpau Crater in the middle of the volcano's East Rift Zone.

Webcam footage shows lava tumbling over a steep edge like a waterfall of molten rock in Hawaii Volcanoes National Park.

A ROW has broken out over plans for a new Scottish national park after a controversial survey found strong opposition to the proposals ...