Link found between comet, asteroid showers and mass extinctions
Wednesday, October 21, 2015 - 09:30
in Paleontology & Archaeology
Mass extinctions occurring over the past 260 million years were likely caused by comet and asteroid showers, scientists conclude in a new study published in Monthly Notices of the Royal Astronomical Society. For more than 30 years, scientists have argued about a controversial hypothesis relating to periodic mass extinctions and impact craters—caused by comet and […]