› added 1 month ago

14

TIL that early TV remotes worked with a spring-loaded hammer striking a solid aluminum rod in the device, which then rings out at an ultrasonic frequency, requiring no batteries.

Read more theverge.com

via reddit.com

e0kLg TIL Black Couturier Ann Lowe Designed Jackie Kennedy's Wedding Dress
R7vQ7 TIL: The term "Mad as a Hatter" was originated back in the early 1800s in Denton, Tameside (which is in northern England), where hat makers used mercury in their hat making process. The mercury in the hats would cause dementia in wearers due to the mercury leaking into the body.
R7kZ1 TIL that 'Essa Coca é Fanta' is a slur in Brazil and means "this Coke is Fanta" and has been used to make fun of Homosexuals.In 2017 Coca-Cola Brazil came out in support of the LGBTQ community and filled all its common areas and break room refrigerators with Coke cans actually filled with Fanta
W4aY TIL some astronauts experience a profound shift in life perspective after seeing Earth from space.
6EbgX TIL losing weight can increase penis size.