Scientists have found previously undocumented ash deposits buried beneath the Lava Creek Tuff in Wyoming — and at least one ...

The yearslong effort by HiTech Minerals to search for the lucrative chemical element got a sudden boost from the Bureau of ...

Yellowstone is famous for its volcanic landscapes, erupting geysers and colorful hot springs. The park is also unique because ...

The Santorini Caldera, about 4 miles wide ... things like the famous Santorini cherry tomato. The Aegean island formation ...