At the tops of many mountains and along numerous roads are small brass disks called benchmarks. These survey points map the ...

People visit Yellowstone National Park every year to observe its wildlife and vast array of hydrothermal features. One ...

Based on our knowledge of Yellowstone’s eruptive history, the annual probability of a volcanic eruption is on the order of ...

The effects of a Yellowstone supervolcano eruption could be significant for the US and the entire globe. Scientists have ...