MISSOULA, Mont. — A 3.9 magnitude earthquake was recorded near Norris Geyser Basin in Yellowstone National Park on Tuesday ...

Yellowstone National Park, the oldest national park in the USA and home to some of the most unique geological features on ...

A magnitude 3.9 earthquake occurred near Norris Geyser Basin in Yellowstone National Park on January 28 at about 6:00 p.m.

The giant supervolcano that lies under Yellowstone National Park is cooling off in the west but staying hot in the northeast.

A minor earthquake has hit Yellowstone National Park, and some people in the region experienced a tremor. The magnitude 3.9 ...

Yellowstone National Park is noted for the geothermal marvels, but it is the threat below ground that holds the attention.

One volcanologist who has spent time studying the volcano said the devastation its eruption would cause would be "complete and incomprehensible." ...

Despite an explosive summer at Yellowstone ... feature eruption that destroyed a boardwalk and sent visitors fleeing from an eruption of black water, mud and rocks — a recent study provides ...

The more recent study, however, suggested that Old Faithful Geyser was erupting long ... and documentation of hydrothermal activity in Yellowstone National Park have provided future generations ...

George Marler's documentation of hydrothermal activity has provided future generations with invaluable information, writes ...