Hawaii's Kilauea volcano produces significant volcanic gas during the latest eruption. Officials are monitoring air quality ...

Rivers of lava flowed down several vents of the Halemaʻumaʻu crater on Hawaii's Kilauea volcano overnight Monday — the latest ...

Studying tree rings helped scientists pinpoint when Mount Rainier last sent a lahar down its steep slopes, which could help ...

Recent activity indicates a projected eruption between Sunday and Wednesday, which would mark its 40th eruptive episode since ...

Kīlauea summit region shook for 5 hours Nov. 14 that year as magma made a path to the surface. The eruption began at 8:08 p.m ...

The on-and-off eruption that's been dazzling residents and visitors on Hawaii's Big Island for nearly a year resumed Tuesday as Kilauea volcano sent fountains of lava soaring 400 feet into the air.The ...

As the Maunaulu eruption waned, Kilauea summit inflated and two brief eruptions occurred in the latter half of 1971 — one in ...

In the predawn darkness, a team of scientists climbs the slope of Mexico's Popocatépetl volcano, one of the world's most active and whose eruption could affect millions of people. Its mission: figure ...

A long quiet volcano in Ethiopia has roared back to life, blasting ash roughly 9 miles into the sky and catching both nearby ...