Located in Wyoming this national park sits atop a giant supervolcano, with a newly discovered volcanic vent emitting steam ...

A new volcanic vent was discovered at Yellowstone National Park, the U.S. Geological Survey announced this week.

While the expansive volcano shows no hints of an eruption ... according to NASA The steaming hydrothermal vent is located at the base of an ancient lava flow, and geologists measured its ...

Volcanologists at the Alaska Volcano Observatory have been monitoring volcanic unrest since April of last year.

Mount Spurr has two vents (openings) in the Earth's crust from which lava, volcanic gas and other byproducts of volcanic activity escape. The vent at the highest point on Spurr, called the summit ...