› added 9 years ago

583

TIL that there are 112 (and possibly more) ways of proving the Pythagoras Theorem.

Read more cut-the-knot.org

via reddit.com

pYAvb TIL in 2007 Dr. Elena Bodnar patented a brassiere design that allows the cups to be separated and used as emergency face masks -- one for the wearer of the bra, and one for a needy bystander
GdMG TIL Democrats used to be “red” (the color associated with socialism) and Republicans used to be “blue” (the color associated with the Union Army). It changed in the 1984 election because “Reagan”, “Republican” and “Red” all start with “Re”.
epZYn TIL in Sep. 2022, a satellite was launched into an asteroid and changed its shape and orbit.
xVVdg TIL Coca-Cola was first marketed as a brain tonic
Wg5Y TIL a Russian nuclear submarine had its electricity cut by the electricity company at a naval base due to unpaid bills. The submarine’s cooling system stopped working and the reactor came close to meltdown