4 junio 2015
Old rocks hold on to their secrets. Now, a geophysicist has unlocked clues trapped in the magnetic signatures of mineral grains in those rocks. These clues will help clear up the murky history of the Earth’s early core.
http://feeds.sciencedaily.com/~r/sciencedaily/~3/5poXEn89Lds/150604141901.htm
