› added 6 years ago

108

TIL The number of girls in India who drop out of school due to menstruation is 1 in 5 (20%).

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l7e01 TIL Samsung started out dealing in dried-fish, groceries, and noodles
VMm0D TIL: That having Red hair and Blue eyes is the rarest color combination in humans. Less than 2 percent have red hair and around 17 percent of people have blue eyes. Blue eyes and Red hair? 0.17 percent chance.
LkrQ TIL that speakers of the tonal language Mandarin are 10x more likely to develop perfect pitch than native English speakers (bottom graph page 5).
8aPRX TIL that Steve Irwin was an "autodidact", meaning he was self-taught. He never went to college, and learned everything about zoology/biology by teaching himself and learning from his father.
Ej9W TIL that at one of Tokyo’s busiest train stations, a rail line was converted from an above-ground line into a subway. There were zero service interruptions. The lowering of the rail line’s tracks into its subway position was done in one night, during its normal service off hours lasting ~4 hours.