What a 17,000-Foot Deep Shark Tooth Graveyard Reveals in the Indian Ocean
At a depth of 5,431 meters (17,818 feet) beneath the central eastern Indian Ocean, a single benthic survey trawl pulled up an extraordinary haul: hundreds of mineralized, fossilized, and modern teeth spanning more than 22 million years of marine apex predator evolution. Conducted from the Commonweal ...