After asteroid hit, a giant cloud of smoke led to dinosaurs' demise, study says
Friday, July 15, 2016 - 15:51
in Paleontology & Archaeology
It is widely acknowledged that the dinosaurs were obliterated by the massive Chicxulub asteroid smashing into Earth around 66 million years ago — yet the exact details of what caused the extinction have remained a mystery. Now scientists have a new theory about how that catastrophe caused the demise...