› added 4 years ago

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TIL that men produce a higher percentage of motile sperm in their ejaculates after viewing sexually explicit images of two men and one woman (a sperm competition risk) than after viewing sexually explicit images of three women, likely indicating a response to an active risk of sperm competition.

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D1d6e TIL that the famous Law and Order sound effect, 'The Clang' is an amalgamation of nearly a dozen sounds, including an actual gavel, a jail door slamming, and five hundred Japanese monks walking across a hardwood floor.
DP7j TIL the US gas guzzler tax that was designed to discourage fuel-inefficient vehicles only applies to cars, but not SUVs, trucks, and vans, since they were rarely used as passenger cars when the law was passed in 1978. The law has since not been updated to reflect modern times.
erlk TIL Tattoos consist of pigment particles suspended in the skin that are permanent because they are too big to be removed by the body. Laser treatment causes tattoo pigment particles to heat up and fragment into smaller pieces. These smaller pieces are then removed by normal body processes.
pVDG TIL Earthworm Jim was created as a result of the success of Teenage Mutant Ninja Turtles. The game was created as a satire of platform video games at the time; for instance, “Princess-What’s-Her-Name” was a parody of how so many video games had throw-away female characters to be saved.
5YGbQ TIL Kareem Abdul-Jabbar asked for $5k more than the $30k he was offered to be in Airplane! just so he could buy an Oriental rug he had his eye on.