Meteorite minerals hint at earth extinctions, climate change
Thursday, September 12, 2013 - 05:30
in Paleontology & Archaeology
A huge asteroid that wiped out the dinosaurs may not have been the only cosmic event to cause mass extinctions or change Earth's climate. Tiny minerals leftover from many smaller meteorites could provide the geological evidence needed to show how rocks falling from the sky changed the course of life's evolution on our planet more than just once.