Friday, May 6, 2011

Doomsday: Earth's core spinning out of control

Nearly 700,000 years ago the Earth's core shifted, changed the magnetic field, and precipitated mass extinctions around the globe. Now worried scientists think it may be happening again.

http://beforeitsnews.com/story/598/822/Doomsday:_Earths_core_spinning_out_of_control.html