News

One hundred years ago, on June 23, 1925, a mountainside in the Gros Ventre Range in northwest Wyoming collapsed, unleashing one of the largest...

Is it safe to drink treated water from rivers in Yellowstone National Park?  Well, that depends on whether there are any nearby thermal features.

YVO just released an updated version of its response plan for geological hazards in Yellowstone National Park.  The plan describes how Yellowstone...

Recently, something has been observed “dancing” above the active eruptive vents inside Halemaʻumaʻu…Hydrogen flames! Let’s take a look into what...

Continuous infrasound (low-frequency acoustic energy) monitoring is now established in Yellowstone.  And the method is detecting activity that goes...

YVO is pleased to announce the availability of a new static webcam that provides a current view of Black Diamond Pool in Biscuit Basin—site of a...

Witnessing a volcanic eruption is, for many, a once-in-a-lifetime experience. Hawaiʻi Volcanoes National Park welcomes well over a million visitors...

Yellowstone National Park contains the world’s largest concentration of geothermal features.  In fact, this is the primary reason it was set aside as...

The Yellowstone Plateau Volcanic Field has some of the largest rhyolite lava flows on Earth. Have you ever wondered what these flows look like in...

On December 23, 2024, eruptive activity at Kīlauea’s summit began again with the first in what has become 20 discrete lava fountaining episodes. Many...