This week's PGA Tour host, Black Desert Resort, has a course unlike any other on Tour. Here's how pros are prepping for its ...

An Alaska Volcano Observatory scientist said that “there are no indications an eruption is imminent” at Mount Spurr, which is ...

Beyond the protection of Earth’s atmosphere, future space explorers and colonists face new threats stemming from the lack of air pressure, oxygen, extreme temperature fluctuations and hazards such ...

The federal agency has asked climbers to stay away from the rim and avoid looking down into the crater – as breathtaking as ...

Lava domes are rounded, steep-sided mounds built by magma that is highly resistant to flow, usually either dacite or rhyolite. Such magmas are typically too viscous to move far from the vent ...

The California mountain range can be seen for miles around yet is closed to the public almost all of the time.

Andy Goodwin stationed himself last Saturday at the top of Mount St. Helens, where he usually spends several hours each week ...

Centuries of eruptions on the Big Island have created hidden networks of passages beneath volcanoes. In December 2016 a large lava delta formed by Kilauea volcano sank into the sea, exposing the ...

Lava domes, piles of viscous lava that burst onto the surface and ... Hikers are always advised to become more knowledgeable about the safety measures to be taken before venturing outside, ...

The two rounds of pyroclastic flows are estimated to have amounted to 12.4 million cubic meters, the equivalent of 10 Tokyo Domes ... hazard map will make it possible to presuppose how lava ...

From the famous Kubla Kahn formation at Kartchner Caverns to the deep history of Colossal Cave, here's what to know about 10 ...

Lava is the word for magma when it erupts onto the Earth's surface. Geologists also use the term to describe the solidified deposits of lava flows and fragments hurled into the air by explosive ...