Obsidian, a gemstone also known as volcanic glass, is widely distributed in the Southwest. It is an extrusive igneous rock comprised of feldspar and quartz, endemic to volcanic regions.

In a new study published in Nature, researchers describe evidence that traces of precious metals from Earth’s metallic core, including ruthenium and gold, are seeping up into volcanic rocks on ...

She covers current events, breaking news and issues including substance use. Hawaii's Kilauea volcano resumed its sporadic eruption on Sunday, shooting lava hundreds of feet into the air and ...

It was the opinion of Darwin, that the volcanic districts of the world had earthy crusts resting on lakes of igneous melted matter. Humboldt believes that the volcanic region of Quito, in South ...

A volcano's latest eruption on Hawaii's Big Island fountained lava more than 1,000 ft. into the sky on May 25. With its summit at 4,091 ft., Kilauea has had lava fountaining from its Halemaumau ...

An underwater volcano off the Oregon coast could erupt late this year, scientists say. The volcano, known as Axial Seamount, is more than 4,900 feet beneath the Pacific Ocean and 300 miles off the ...

HAWAII VOLCANOES NATIONAL PARK – Hawaii’s Kilauea volcano roared to life once again on Sunday and sent lava shooting about 1,000 feet into the air in a spectacular display that was captured on ...

An underwater volcano 300 miles off the coast of Oregon is displaying signs of a potential eruption, University of Washington (UW) researchers found. The volcano, Axial Seamount, is more than ...

The ongoing crisis at New Jersey's Newark Liberty International Airport has not only been in the making for years, but it's just "one of many volcanoes waiting to erupt," according to American ...

(CNN) — Sometime between today and 200 years from now, scientists say “the big one” will hit the United States. There is danger lurking on the sea floor off the Pacific Northwest’s coast ...

MANILA, Philippines — The Philippine Institute of Volcanology and Seismology raised the status of Kanlaon Volcano on Negros Island to Alert Level 3 after its explosive eruption on Dec. 9 ...