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TIL that the most common hypothesis for the cause of motion sickness is that it functions as a defense mechanism against neurotoxins. When feeling motion but not seeing it or vice versa, the brain will conclude that the discordance is due to poison ingestion. It then responds by inducing vomiting.

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W7Zg4 TIL that several European countries, including France and Germany, have the Nutri Score, which is printed on food and indicates how healthy it is
xVxD1 TIL that Captain Video, the first American sci-fi TV series, was filmed live 5 to 6 days a week, totaling 1,537 episodes in only 6 years. Only 24 are known to remain.
QLV6 TIL that there is an island off the coast of Brazil that is so greatly infested with venomous snakes (1-5 snakes per square meter) that the Brazilian navy has quarantined it. It is called ‘Snake Island’.
BDpK TIL: The average infantryman in the South Pacific during World War II saw about 40 days of combat in four years (10 days in one year). The average infantryman in Vietnam saw about 240 days of combat in one year thanks to the mobility of the helicopter.
Qv1X TIL there was a 3-day Go championship game ongoing in Hiroshima when the city was nuked. The building was damaged and several spectators were injured, but play resumed normally after lunch break and concluded later that day.