52-Foot-Tall ‘Megaryabies’ From Dinosaur-Killing Asteroid Mapped Deep Under Louisiana in 3D

Scientists have created a map of the ‘megarabes’ formed after the Chicxulub asteroid impact 66 million years ago. (Image credit: Aunt_Spray/Getty Images) A new study shows that ocean-floor “mega ripples” caused by the asteroid that wiped out the dinosaurs are…











