NASA's 'Planetary Protection Officer' Protects Other Worlds From Earth

If there's life on other worlds, we want to know. If we contaminate them with Earth life first, we may never get to find out.

from Forbes Real Time http://www.forbes.com/sites/startswithabang/2017/08/08/nasas-planetary-protection-officer-protects-other-worlds-from-earth/
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