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TIL: Japan uses high frequency noises that only young people can hear to disperse loitering teenagers

Read more bloomberg.com

via reddit.com

OoJQg TIL that During the early Middle Ages, almost every scholar thought the Earth was round, not flat. The myth that they thought earth is flat back, picked up steam in the 1800s, right around the same time the idea of evolution was rising in prominence — and religious and scientific interests clashed.
ojd7 TIL: In 1957, a luxury airliner mysteriously crashed in the Pacific while carrying multiple people with motive, means, and opportunity to cause the disaster. The mystery has been unsolved for almost 60 years.
M7VNV TIL: That steam locomotives were invented before the bicycle. (1804 vs 1817)
RdE9 TIL that in 1907 a medical doctor tried to prove the existence of the human soul by weighing people at the moment of their death.
b6ggj TIL Most people with peanut allergies can still consume highly refined peanut oil