› added 5 years ago

145

TIL Owls have long legs

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KOGkQ TIL Nazi Officials often got "sadistic" Nazi's to carry out the brutal killings of POW and Jews. This dates back to Genghis Khan's time when he gave his enemies a choice to surrender to avoid the psychological impact that was placed on a soldier.
rNmjy TIL 15th century Korea developed the Geobukseon (turtle ship), a warship roofed with spiked plates to prevent boarding actions. Each Geobukseon was also designed with a dragon head on the bow that hid a cannon or could release smoke to inspire terror or cover ship movements.
xVELw TIL that everyone is actually blind in one part of their vision, and you can easily see this in action right now with a simple test. The cause is nerve fibers blocking the retina, and your brain just fills in this spot with surrounding images, so you don't normally notice it.
v1GlR TIL Japan does not accept signatures on official documents (banks, real estate and business) but require a ‘hanko’ which is an official carved wooden or stone seal pressed in ink
X0QjP TIL an entire squad of Marines managed to get past an AI powered camera, "undetected". Two somersaulted for 300m, another pair pretended to be a cardboard box, and one guy pretended to be a bush. The AI could not detect a single one of them.