TIL that Dr. Benjamin Spock, a pediatrician, wrote the best-selling book of the 20th century, "Baby and Child Care," in 1946. His advice to parents to show affection and see their children as individuals changed how parents raised their kids.
TIL A male Wyandotte chicken named Mike lived for 18 months after his head had been cut off, surviving because most of his brain stem remained intact and it did not bleed to death due to a blood clot.
TIL that actor Tom Hanks is distantly related to "Mister Rogers' Neighborhood" host Fred Rogers. Hanks is sixth cousins with Rogers, and they share the same great-great-great-great-great-grandfather, Johannes Mefford.
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.
TIL: Seiji Yoshida WW2 memoir, "My War Crimes" detailing his many war crimes against comfort women became a hit and even used by George Hicks, the NYT, etc. It even spread across Korea. However, after his death, his son revealed he made up his war crimes for money as he was poor after the war.