Some scientists think we can better understand volcanoes by learning how the gaseous vortexes emerge. By Carolyn Wilke Some volcanoes perform a rather subtle trick: blowing rings of vapor that waft ...

A “fascinating” eruption is approaching as a sleeping giant underwater volcano stirs with seismic activity near America’s west coast. The seismic activity of Axial Seamount, a submerged volcano ...

American Samoa is a United States territory which comprises the easternmost islands of a volcanic island chain formed by the ...

Scientists found the massive underwater mountain off Canada’s Pacific coast, rising 3,600 feet above the seafloor.

A deep-sea exploration off the coast of Hawaii has revealed a striking natural formation on the Pacific seafloor that’s left ...

India's mud volcanoes are mostly found in the northeastern part of the country, particularly in Assam and Arunachal Pradesh .

TOKYO — An undersea volcano erupted off Japan three weeks ago, providing a rare view of the birth of a tiny new island, but experts say it may not last very long. The unnamed undersea volcano, located ...

An ongoing volcanic eruption has created a tiny island near Iwoto. The new island is about 328 feet (100 meters) in diameter, according to researchers. This is a rare phenomenon, but it may not last ...