Did meteor collisions help our human species evolve like today?
About 56 million years ago, Earth experienced the most significant event in its 4.5 billion year history. Temperatures reach 8 ° C and the ice begins to melt throughout theFound 20 million years old sea cow fossil
A mammal fossil - sea cow - lived 20 million years ago and has been found by geologists from the University of Florence, USA at a cliff of groundwater in Palawa, Philippines.