William Sager’s 20-year hunch has paid off in a very big way.
Earth's Biggest Volcano Discovered
On the floor of the Pacific Ocean lies a giant that has been sleeping for 145 million years.
Jan 7, 2014 6:21 PMNov 12, 2019 4:42 AM
The Pacific Ocean floor hosts Earth’s largest volcano — Tamu Massif, at 120,000 square miles. | William Sager/University of Houston
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