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We've come a long way from using crocodile poop as spermicide.
Presumably, a lot of people ended up pregnant.
The fermented acacia seeds may have acted as a spermicide.
This ancient version of spermicide was pounded up and then dipped in plant slime.
It was also an aphrodisiac and a way of treating anal growths. The more you know...
Look at that cute weasel. Imagine wanting to wear its testicles around your leg.
That little domed bit was to help stop it from getting lost in the uterus.
The flat end would go against the vaginal walls, and it sounds a little...uncomfortable. It lost popularity with the introduction of the IUD.
As the person conducting the research proving this didn't work told New Scientist, sperm "can make it into the cervical canal, out of reach of any douching solution, in seconds". So don't try this at home.