ahlam1399
04-08-2016, 08:18 PM
After a meteor punched a huge crater into the Earth 65.5 million years ago, 70 percent of the planet's species went extinct. Today, pieces of that meteor are found all over the world.
أكثر... (http://www.npr.org/sections/thetwo-way/2016/04/08/473386620/scientists-set-to-drill-into-extinction-event-crater-in-mexico?utm_medium=RSS&utm_campaign=news)
أكثر... (http://www.npr.org/sections/thetwo-way/2016/04/08/473386620/scientists-set-to-drill-into-extinction-event-crater-in-mexico?utm_medium=RSS&utm_campaign=news)