NASA discovery changes how science views 'life'

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Uploaded by on Dec 2, 2010

NASA's announcement on Thursday of radical new bacteria that survive by incorporating arsenic instead of phosphorus into its DNA has shifted what scientists consider necessary for life to exist.Duration: 00:49

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News & Politics

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  • Okay, so what WAS it doing differently?

  • @ianzph Reproducability.

  • Thats awesome!

  • probably a contaminated sample

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