iknewiwouldregretthis Uncategorized April 28, 2018 1 Minute bigwordsandsharpedges: brother-asleep: tilthat: TIL that humans have an innate circadian rhythm of 25 hours when external cues are removed, as opposed to earth’s 24 hour days. One day on Mars is 25 hours. via reddit.com Share this: Share on X (Opens in new window) X Share on Facebook (Opens in new window) Facebook Like Loading... Related Published by iknewiwouldregretthis View all posts by iknewiwouldregretthis Published April 28, 2018