NASA Study Shows Asteroids May Have Accelerated Life on Earth

A NASA-funded study indicates that an intense asteroid bombardment nearly 4 billion years ago may not have sterilized the early Earth as completely as previously thought.

Link: http://www.nasa.gov/home/hqnews/2009/may/HQ_09-111_Asteroids_Life_on_Earth.html

Time: 20. May. 2009

Feed: NASA Breaking News

Topics: earth, have, may, study