› added 3 months ago

14

TIL - In 1967, Pink Floyd held the first significant concert using quadrophonic (surround sound) technology.

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4XZYX TIL the iconic Jason Voorhees "whisper sound" in the Friday the 13th films is "ki" and "ma", shortened from "kill mommy"
l70Lr TIL that bloodletting is still practiced in modern medicine to treat few diseases, including hemochromatosis (increased iron accumulation in the body).
xVR1o TIL that if you enter a body of water to escape a swarm of angry wasps they will wait for you to re-emerge so they can continue stinging you
X0JDX TIL in the mid-1980s there was a Nerds cereal and that the box had two separate compartments and each compartment had its own flavor. It also came with a mail-in offer for a two-sided Nerds bowl that had a "Nerd Gate" that when lifted would allow milk on one side of the bowl to flow into the other.
B8lb TIL Braille was originally created as a way for Napoleon’s spies to read documents without needing any light. It was Louis Braille that pointed out the flaws of the code which created the version we use today.