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Asteroid Attack 3.9 Billion Years Ago May Have Enhanced Early Life On Earth

ScienceDaily (May 20, 2009) — The bombardment of Earth nearly 4 billion years ago by asteroids as large as Kansas would not have had the firepower to extinguish potential early life on the planet and may even have given it a boost, says a new University of Colorado at Boulder study.

 

Asteroid Attack 3.9 Billion Years Ago May Have Enhanced Early Life On Earth

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