Yellowstone is moving, but there's another supervolcano that is also showing signs that it's active in the U.S. It's cooling ...
WELLINGTON, New Zealand -- An underwater volcano in the South Pacific erupted violently on Saturday, causing tsunamis to hit Hawaii, Japan, and Tonga's largest island, Tongatapu -- sending waves ...
Scientists remotely surveying a previously unexplored area of the ocean located 80 miles southwest of Monterey, California, witnessed a magical spectacle. In the area around an underwater volcano at ...