1. Condoms have appeared in cave paintings - the main in the paintings may have been wearing it as part of a ritual, protection against pregnancy or protection against an STD.
2. Condoms used to be available only by prescription – back then it was common for doctors to only prescribe condoms to men so they can protect themselves from prostitutues, but not to women.
3. The oldest rubber condoms date back to 1855 – condom fragments, made from the guts of animals, were discovered and believed to be distributed to slow the spread of venereal diseases during the English Civil Wars.
4. Condoms have been sold in vending machines since 1928 – celebrating it’s 80th anniversary this year!
5. Invisible condoms may be next - actually it would be a gel hardened at increased temperatures.

Read the full article by Ross Bonander at http://www.askmen.com/toys/special_feature_150/194_special_feature.html