[interfixus]

I share your curiosity: Who on earth would downvote this? Quirky, interesting new titbit for our collection of trivia and learned matter, thank you.

[colanderman]

Probably because of the source (Cracked.com, a humor site, albeit one which does often share interesting knowledge in a quirky way). Downvoters could be reading the post as a joke rather than in earnest.

Apparently it is a legitimate published theory, as noted in Wikipedia: https://en.wikipedia.org/wiki/The_Creation_of_Adam#Portrayal... So is the theory that the shape represents the postpartum uterus, which seems thematically more fitting.

[dalbasal]

That would be my fault. I just googled for an image.

[HNLurker2]

HN is a strange place