Tempest in a Tardigrade cup: Cute little 'water bears on the moon' don't contaminate space by info@share.sv | Aug 19, 2019 | Political Tempest in a Tardigrade cup: Cute little 'water bears on the moon' don't contaminate space Scientists can’t claim space for themselves alone, and fretting about contamination is overblown. Apollo crews after all left bagged feces on the moon.