News

Online sources are saying that animals are fleeing Yellowstone National Park.  This isn’t the first time such claims have been made. And just like...

Calculating earthquake magnitudes can be a challenge in places like Yellowstone, where lots of small seismic events can occur in rapid succession. But...

In April 2025, Yellowstone National Park geologists identified a new thermal feature in Norris Geyser Basin. Investigation of multiple data streams...

An earthquake swarm that started at Mount Rainier on July 8, 2025, is the largest ever recorded at the volcano.

In geology, even small layers can tell big stories.  But figuring out the origins of such small layers can be a challenge, requiring careful mapping...

The recent death of a bison at Grand Prismatic Spring is an emphatic example of the danger posed by thermal areas in Yellowstone National Park.  But...

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...