Heading to the Big Island and hoping to see real lava on your Hawaiian vacation? Scroll to find out everything you need to ...

A new geyser recently popped up in Yellowstone National Park. The thermal vent is located on the road between Nymph Lake in the Mammoth Hot Springs area. If you don ... atop a volcanic hot spot ...

if you have the stamina for a more demanding trek, try Lassen Peak. Four types of volcanoes—shield, composite, cinder cone, and plug dome—can be found in Lassen Volcanic National Park ...

Beneath the steaming geysers and bubbling mud pots of Yellowstone National Park lies one of the world's most closely watched volcanic systems. Now a team of geoscientists has uncovered new evidence ...