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12 January 2008
Radioactive Hot Spots on Earth's Beaches May Have Sparked Life

We've heard about life being created in a puddle of primordial chemical soup, sparked by lightning strikes, or organic molecules falling to Earth from comets or planets, such as Mars. But now, there is an alternative. Early Earth was radioactive; the Moon also had a lower orbit, generating strong tidal forces. Due to the close [...]

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Filed under: Astrobiology, Earth, organic, carbon, primordial soup, life, lifeform, radioactivity