The idea that the Universe is full of planets like the Earth, capable of supporting life, has been challenged. Philip Ball reports from the First Astrobiology Science Conference At Nasa Ames Research Center.
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Ball, P. Barren galaxies. Nature (2000). https://doi.org/10.1038/news000413-4
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DOI: https://doi.org/10.1038/news000413-4
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