Yellowstone Eruption Update | October 2025 Scientists reanalyzed seismic records and found 86,000 micro-earthquakes beneath Yellowstone that earlier methods missed. Microquakes help map where fluids and hot rock move and why the caldera remains active. Ground motion and swarms can shift over time, which is why monitoring combines seismic data, GPS uplift, gas, and temperature. This does not mean an eruption is imminent, but it is a reminder that Yellowstone is alive and under constant watch. In

What geologic hazard is most likely to occur in the Yellowstone region on human timescales? Spoiler alert: It has nothing to do with volcanoes! Find out in this month's update from our friends at the Yellowstone Volcano Observatory at USGS Volcanoes. | Yellowstone National Park

A supervolcano beneath America’s most famous National Park has the potential to become the biggest natural disaster in modern history. 🌋 Stream #YellowstoneSuperVolcano: American Doomsday on discovery . http://discoverypl.us/388k3GH | Science Channel