World's biggest underwater eruption birthed skyscraper-size volcano
When you buy through links on our site , we may earn an affiliate commission . Here ’s how it work . In 2018 , the large combat-ready subaqueous eruption ever recorded birthed a giant " baby " : a skyscraper - size of it underwater volcano , a new cogitation finds . scientist discover the 2,690 - foot - improbable ( 820 meters ) volcano in the westerly Indian Ocean , off Madagascar , play along a puzzling spate of earthquakes that strike near what is commonly a seismically placid expanse ....