Kablooey!” That’s the word U.S. Geological Survey volcanic experts used to describe a muddy eruption at Black Diamond Pool in ...

A swarm of at least a dozen earthquakes reaching up to magnitude 3.9 rattled San Ramon near San Francisco, the U.S.

Kablooey!” That’s the word U.S. Geological Survey volcanic experts used to describe a muddy eruption at Black Diamond Pool in Yellowstone National Park on Saturday morning. Video shared by ...

A solar cycle is a roughly 11-year periodic change in the Sun characterized by variations in the number and intensity of sunspots, as well as a flipping of its magnetic poles.

The U.S. Geological Survey said two small earthquakes were recorded near Lynn Saturday evening, the first at 5:20 p.m. and a ...

No reports of major injuries or structural damage have emerged, and authorities have not issued a tsunami warning.

A muddy eruption at Black Diamond Pool in Yellowstone National Park has been captured on camera. The video was recorded by the Yellowstone Volcano Observatory webcam Saturday morning.

Since 2000, specialists at the National Museum of Natural History have produced the world’s foremost report on active ...

Stanford researchers have uncovered evidence that deep underwater earthquakes can spur the growth of massive phytoplankton ...

The US Geological Survey and the State Department of Natural Resources are both concerned about the risk of widespread ...