Samples of extremely small crystal clots, each polished to the thickness of a human hair or thinner, have revealed information about the process triggering the major 2006 eruption of Alaska's ...

In an exciting development, scientists from the University of Washington have observed signs that an underwater volcano off the coast of the Pacific Northwest is preparing to erupt, possibly within ...

A switch from predominantly undersea volcanoes to a mix of undersea and terrestrial ones shifted the Earth’s atmosphere from devoid of oxygen to one with free oxygen, according to geologists. “The ...