› added 3 months ago

17

TIL that horror films often include infrasound, which is below the audible range for humans. Even though we can’t hear it, our bodies can detect it, causing anxiety, palpitations, and tremors.

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via reddit.com

6EBRJ TIL Robert Redford is the founder of Sundance film festival, and Avengers Endgame is the last time we will see him on screen
WkN59 TIL Sweden has "gay sailor" defense system in the Baltic Sea. Underwater dancing gay sailor neon sign sends a Morse code saying "Come here if you're gay", targeted to Russian submarines detected regularly in the area.
XEjKj TIL the platypus is the only mammal that lay eggs instead of giving birth to live young. It is also one of the few species of venomous mammals, as the male platypus has a spur on the hind foot that delivers a venom capable of causing severe pain to humans.
P18DJ TIL if a person touches a bird’s nest, a baby bird or another baby animal, it will that cause the adults to abandon their young is a myth.
VP0Q TIL that the half-penny was discontinued in 1857 when the U.S realized it was worth too little; however, when the half-penny was removed, it had more purchasing power than today’s dime.