Astronaut Mike Massimino hasn't met an alien, but he'd like to. Join him and leading space scientists as they explore how life down here might be a misleading guide to life up there at the 2018 World Science Festival (May 29 - June 3)

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Submitted May 28, 2018 at 03:07PM by WorldScienceFestival https://ift.tt/2xn1LkV