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

Hawaii 's Kilauea volcano erupted again this week, sending lava more than 800 feet into the air during a roughly 10-hour ...

Footage shows a small eruption from Black Diamond Pool in the Biscuit Basin subbasin of Upper Geyser Basin, Yellowstone ...

Valerie Bertinelli says she was fired from diet spokesperson gig for gaining weight: 'I felt so horrified' She helped him ...

The Piton de la Fournaise's favorable location and the timing during the austral summer school holidays led to a steady ...

Forecasters at NOAA's Space Weather Prediction Center monitored a solar flare lasting for hours on Sunday. The Coronal Mass ...

Discover how a severe geomagnetic storm, classified as G4, is affecting Earth and what SANSA warns about potential ...

A powerful magnetic eruption on the sun has triggered the strongest solar radiation storm in more than 20 years, while also ...

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

"It's like watching a cosmic volcano erupt again after ages of calm — except this one is big enough to carve out structures ...

Hawaii Volcanoes National Park's Kilauea volcano erupted for the first time this year, drawing hordes of crowds. Here's what ...

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