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'Stop and re-check everything': Scientists discover 26 new bacterial species in NASA's cleanrooms

Scientists discover 26 new bacterial species in NASA cleanrooms, revealing surprisingly resilient microbes with potential ...

Scientists find 26 whole new bacteria species in NASA's supposedly sterile cleanrooms which could invade Mars

Yes, zombie creatures from another world could indeed land on a defenseless planet, but in a twist, it's the Earthlings who would be the invaders.