Musings From the Lion City: Earth's Mass Extinctions
Posted on May 30, 2011 under Planet X | Comments are offThe scientists on the show theorized that Planet X once past by Earth and the gravitation pull on the Earth caused earthquakes so severe it caused a mass extinction. However since all planets orbit a sun, that's a crazy …
Here is the original post:Â
Musings From the Lion City: Earth's Mass Extinctions