Study claims dinosaur-killing space rock may have triggered sea volcanoes

WASHINGTON — The giant space rock that wiped out the dinosaurs may have set off a chain of cataclysmic volcanic eruptions on land and undersea, claims a new study that is already dividing scientists. About 66 million years ago, a 6-mile wide asteroid smacked into Earth, creating the Chicxulub crater in the Yucatan and sparking […]