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Ripples in Time
December 04, 2002 / Posted by: Shige AbeUntil the last fifteen percent of the Earth’s age, the continents were barren, lifeless wastelands. Life had yet to hit the shore. But a kind of molecular clock says the hands of time may have started ticking many billions of years earlier.
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- Molecular Cousins Discovered on Titan
- Interdisciplinary Consortia for Astrobiology Research (ICAR)
- The NASA Astrobiology Science Forum Talks Now on YouTube
- The NASA Astrobiology Science Forum: The Origin, Evolution, Distribution and Future of Astrobiology
- Alternative Earths
- Drilling for Rock-Powered Life
- Imagining a Living Universe
- Workshops Without Walls: Astrovirology