“Was South America a refuge during the dino-killing mass extinction?”

“Was South America a refuge during the dino-killing mass extinction?” November 8, 2016

 

The Yucatan impact crater
Public domain image from NASA/JPL

 

http://www.csmonitor.com/Science/2016/1107/Was-South-America-a-refuge-during-the-dino-killing-mass-extinction

 

Whatever happens in today’s election, it won’t be worse than this was.

 

 


Browse Our Archives

Follow Us!