VOLCANIC LEGACY SCENIC BYWAY, Ore. — Quartzite mountains. Pumice plains. Cinder cones. Volcanoes are the geology that shaped the Pacific Northwest — and there’s an easy way to view them on an ...

The rare sight of two neighboring volcanoes erupting simultaneously became even more astounding Tuesday as new lava flows gushed down slopes on Hawaii's Big Island. Mauna Loa, the world's largest ...

A team of scientists from Oregon has collected microbes from ice within a lava tube in the Cascade Mountains and found that they thrive in cold, Mars-like conditions. They have characteristics that ...

Park rangers opened a newly established lava viewing area at the Kamokuna ocean entry in Hawaii Volcanoes National Park Tuesday, following a two-day closure caused by a large lava delta collapse on ...

Add Yahoo as a preferred source to see more of our stories on Google. The eruption occurred near Fagradalsfjall, a mountain on the Reykjanes Peninsula, around 30 km (19 miles) southwest of the capital ...

The Boulder Fire was burning a month ago southwest of Lake Cascade. The bigger Lava Fire started to the west of it. Sarah A. Miller smiller@idahostatesman.com The Lava Fire and Boulder Fire combined ...