A supermassive black hole in a distant galaxy cluster has begun to awaken after almost 100 million years of dormancy. The study shows that object J1007+3540 behaves like a cosmic volcano, spewing ...

The trip was a chance to show off new technologies developed in the Boise State lab. What Mock did not know at the outset of ...

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

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

Since episode 40 ended, scientists at the U.S. Geological Survey recorded three more swarms between Tuesday and Wednesday.

Nearly 100 tarantula species inhabit the islands of the Caribbean Sea. Learn about the different spiders that inhabit this ...

A supermassive black hole is reawakening inside a distant galaxy cluster—and after almost 100 million years of slumber, ...

One of the most vivid portraits of "reborn" black hole activity—likened to the eruption of a "cosmic volcano" spreading ...

Kīlauea seems to be in a shaking kind of mood after Episode 40 of its ongoing episodic lava-fountaining eruption at the ...

One of the most vivid portraits of “reborn” black hole activity – likened to the eruption of a “cosmic volcano” spreading almost one million light-years across space – has been captured in a gigantic ...

The Philippine Institute of Volcanology and Seismology (Phivolcs) reminded Negrenses to remain vigilant after at least 45 ...

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