› added 5 years ago

66

TIL that the phrase "A-OK" originated from NASA engineers who used it during radio transmission tests because "the sharper sound of A cut through the static better than O"

Read more wikipedia.org

via reddit.com

jNK4v TIL Shrunken heads are made using only the (skin) off the head. Not the skull at all. They basically take the SKIN off the head and wrap it around a piece of wood, rock etc to keep the shape of the head.
wLwmY TIL that Zimbabwe used to have a 100-trillion-dollar bill that was equal to just $0.40 USD.
NXEWe TIL that Cavalese, Italy had two major Cable Car disasters 22 years apart (1976, 1998) with only a single survivor between them. Both times, a person who had a variant of the family name Schweizer was implicated as having caused the accident through negligence.
ZZ8B TIL the stuff in toothpaste that makes orange juice taste bad also works as a shark repellant at high concentrations.
V1Nm TIL about Tillie, a hiking dog in Kentucky whose tag simply read ““My name is Tillie. I am not a stray. I live next door. Let’s go for a hike”