› added 1 year ago

47

TIL about the Ham Sandwich Theorem, a mathematical theory stating every possible combination of any number of sandwich ingredients in any dimensional space can be cut in equal halves with one slice, regardless of each ingredient's location.

Read more wikipedia.org

via reddit.com

VMKG8 TIL In 2005 war games, a Swedish submarine called HSMS Gotland was able to sneak through the sonar defenses of the US Navy Aircraft Carrier Ronald Reagan and its entire accompanying group, and (virtually)sank the US Aircraft carrier on its own and still got away without getting detected.
XEKJj TIL That the Father of General Douglas MacArthur, Arthur MacArthur Jr. was also military commander of the Philippines in 1900. Similarly he would also go on to be relieved of duty by a (future) president, Howard Taft in 1901.
N7Gp8 TIL that peaches and nectarines are the same fruit. Nectarines simply have a recessive allele for smooth skin.
mx5pY TIL Wi-Fi doesn’t stand for anything; it’s a made up word. "IEEE 802.11' didn't have much of a ring to it, and the industry association wanted a catchy name. They came up with wi-fi, and that's what's been used ever since.”
k004 TIL that 6 babies, the “Kaufering Babies”, were born to Jewish women imprisoned at the Dachau Concentration Camp in WW2 and survived thanks to the kindness of other Jewish prisoners.