Wednesday , 20 September 2017
Breaking News
Home » Tag Archives: American Geophysical Union

Tag Archives: American Geophysical Union

Scientists reconstruct ancient impact that dwarfs dinosaur-extinction blast


BY NANCI BOMPEY  A new study by Norm Sleep and Don Lowe reveals the power and scale of a cataclysmic asteroid strike on the Earth that happened 3.26 billion years ago. Picture this: A massive asteroid almost as wide as Rhode Island and about three to five times larger than the rock thought to have wiped out the dinosaurs slams ... Read More » • Free Website Templates - Downlaod Full Themes