A Crash Course In Human Evolution With Anthropologist Chris Stringer' What was the timeline of human evolution? What was our last common ancestor? In this quickfire special, anthropologist and ...
A newly discovered asteroid just whizzed past Earth, marking the second-closest asteroid flyby on record, astronomers say. The asteroid flew over Antarctica just before 9 p.m. ET on Sept. 30, about ...
About 4.6 billion years ago, the Solar System formed from a cloud of dust and gas collapsing in on itself due to gravity. The Sun, planets, and eventually Earth formed out of the cloud. But when did ...