TIL that ancient Egyptians had a pregnancy test using wheat and barley. Women would urinate on bags of wheat and barley, and if the grains sprouted, it was considered a positive pregn aresult. Studies in the 20th century showed this method was surprisingly accurate due to hormonal changes.

https://sitn.hms.harvard.edu/flash/2018/pee-pregnant-history-science-urine-based-p…
#til #todayilearned
https://www.reddit.com/r/todayilearned/comments/1gjxghq/til_that_ancient_egyptians_had_a_pregnancy_test/