For a truly supersized wilderness experience, few places on Earth can compete with the United States of America. The US is a ...

Hawaii's Kilauea volcano is erupting episodically, and as it progresses, the lava fountain's heights are rising.

Yellowstone volcanism has produced some of the youngest rocks in North America. This same region also features some of the ...

The new geyser is located just under a mile north of the Norris Geyser Basin. If traveling on the road between Mammoth Hot ...

A group of US Geological Survey (USGS) geologists have discovered signs of rhyolitic volcanism in the northeast-shifting Yellowstone caldera. The Yellowstone Caldera, a volcanic caldera and ...

Ash emissions that lasted for 18 minutes from the summit crater of Kanlaon volcano were recorded early Friday morning, the PHIVOLCS reported. The emissions occurred at 12:12 a.m. and 5:10 a.m. on ...

In the video below, John Sherer gives an update on the status of the Biscuit Basin thermal area of Yellowstone National Park, ...

According to a HowStuffWorks documentary on Yellowstone, while the volcano has remained dormant for roughly 640,000 years, scientists continue to monitor it for signs of renewed activity.

ASO, Kumamoto Prefecture--Tourists could enjoy the rare view of the lake in the No. 1 crater of Mount Nakadake in the Aso volcano complex here turned green for the first time in six years.