Lichens! Cyanobacteria that can exist in the vacuum of space AND produce oxygen... just not fast enough to be useful, but one day, a big hairy space ship will

Lichens! Cyanobacteria that can exist in the vacuum of space AND produce oxygen... just not fast enough to be useful, but one day, a big hairy space ship will rule the universe! See: https://www.reddit.com/r/space/comments/1acqxml/lichen_survives_on_outside_of_international_space/ https://www.reddit.com/r/space/comments/1acqxml/lichen_survi...