Splatters of molten rock signal period of intense asteroid impacts on Earth
Wednesday, April 25, 2012 - 12:01
in Paleontology & Archaeology
New research reveals that the Archean era a formative time for early life from 3.8 billion years ago to 2.5 billion years ago experienced far more major asteroid impacts than had been previously thought, with a few impacts perhaps even rivaling those that produced the largest craters on the Moon, according to a paper published online today in Nature.