› added 6 years ago

221

TIL Wi-Fi can be used to see through walls.

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via reddit.com

p8kE4 TIL: Runaway truck ramp are long, sand- or gravel-filled lanes connected to a steep downhill grade section of a main road, so large trucks or buses can stop safely, when they have brake problems, through kinetic energy.
nWrG9 TIL LEGO has a vault of every set they have ever made since the 1950s
JY05Q TIL Thailand operates the world's smallest aircraft carrier. It has no jets since 2006, only sails for training one day a month and when at port it's open as a tourist attraction.
P1eQL TIL there are 50-150 murders of "witches" in Papua New Guinea each year. In 2004, some claimed witches had invisibility capes. This accusation coincided with a Harry Potter film reaching the island.
BgrJr TIL the DTC was created for the US stock market in 1973 to lessen paperwork, reduce counterfeiting, fraud, and other types of trade-failures. In 2022, the same % of trades fail as before the DTC's founding