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TIL it costs $10,000 to send a pound (approx 454 grams) of payload to the International Space Station, but SpaceX was able to do it in $2,500

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via reddit.com

Dlye TIL That a bar owner once built a Faraday cage around his bar to prevent patrons from using their cell phones.
KOob4 TIL that in 1998 grade school children in Aurora, Colorado, collect $35,000 to purchase and free slave children in Sudan.
kJVee TIL About USS The Sullivans - The first ship in the Navy named after more than one person. It was named after 5 brothers who were killed when their ship was torpedoed in WWII, an event that led to the policy portrayed in Saving Private Ryan. USS The Sullivans itself sunk in 2022 as a museum ship.
Wk6m9 TIL that during World War I, French prostitutes with severe cases of syphilis charged higher rates than uninfected prostitutes, because soldiers infected with syphilis were removed from the front line
e0xn4 TIL Sigmund Freud never cured anyone. He promoted cocaine as a miracle drug capable of curing a wide range of diseases, and advanced his career through falsifying case histories and betraying the mentors who had helped him to rise