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TIL that. in the US, the “we’ll be back after these messages” often seen during kid shows of the ‘70s, '80s, and '90s were mandated by the FCC to help children differentiate between the TV show and commercials.

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gM5b4 TIL: In the Western medical tradition, genital massage of a woman to orgasm by a physician or midwife was a standard treatment for female hysteria, an ailment considered common and chronic in women, the technique of genital massage for a disease called "womb disease.
lk9B TIL that cabbage, broccoli, cauliflower, kale, Brussels sprouts, collard greens, savoy, kohlrabi and others are all technically the same plant. Through history, different cultures bred the plant to express different qualities, creating the varied cultivars we see today.
VMKwm TIL Nearly half of the United States GDP comes from just 5 states: CA, TX, NY, FL, and IL. California is by far the largest contributor at 1/3 of that, or nearly 15% of total US GDP.
g4v4 TIL Coca Cola was invented by morphine addicted Confederate Colonel John Pemberton as a morphine substitute and its original ingredients include coca leaves which is the raw material for manufacture of cocaine.
nWyZ9 TIL about GJ 1214 b, an exoplanet that orbits a star about 48 light-years from our Sun. GJ 1214 b is the most likely known candidate for being an ocean planet or "waterworld." Due to varying pressures, ocean planet models feature steam, liquid, superfluid, high-pressure ice, and plasma-phase water.