Most of the U.S. volcanoes that have been making themselves known since spring woke up a bit, shook themselves off and then ...

Footage from an active volcano and a geological attraction have been stitched together and misrepresented online as showing ...

The U.S. Geological Survey said it and other agencies were monitoring the situation and would issue additional alerts "as ...

Have you heard or read about the Axial Seamount? The Axial is an underwater volcano located approximately 480 kilometers ...

More than 300 tremors were recorded below Mount Rainier over the course of three days. Scientists say they were too weak for ...

The United States leads the world with 165 Holocene volcanoes, mostly in Alaska, Hawaii, and the Pacific Northwest. Active locations such as Mauna Loa, Kilauea, and Mount St. Helens indicate the ...

Some 1,500 volcanoes are still considered potentially active around the world today. Of those, 161—over 10 percent—sit within the boundaries of the United States.

Magma from the mantle finds its way to the surface, where it erupts as lava or ash and gas—sometimes in spectacular spurts, ...

One of the most famous mountains in Washington, Mount Rainier, has been rumbling over the last day due to the amplified ...

The sight of the Milky Way stretching across the night sky is iconic, but some places offer a better view of it than others. These locations are among the best.

The United States Geological Survey (USGS) has announced that an earthquake swarm has begun beneath Mount Rainier. According ...