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TIL Salmon sperm is used in some Korean face creams for its anti-aging benefits. Polydeoxyribonucleotide (PDRN) in salmon sperm stimulates collagen production.

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ANQo4 TIL, the placenta that forms with a fetus isn't created by the mother. It grows from the fertilized egg and some fetuses actually develop outside the uterus attached to the intestines in the body cavity.
x6bnb TIL Astronauts of the first Apollo crew, Apollo 7, had to wait until 2008 to be honored with the NASA Distinguished Service Medal. All other Apollo astronauts received the award almost four decades earlier. Apollo 7 was deemed to be a "101% success"
NXkxe TIL the Kerguelen Islands, nicknamed the "Desolation Islands," host WWII’s southernmost German war grave. A sailor from the cruiser Atlantis died there in 1940 while painting the ship's funnel.
7rpeX TIL of Khassan Baiev who was the single surgeon for over 80.000 during the Chechen wars and at one point during the conflict he performed 67 amputations and eight brain operations in a 48-hour period. He was also known for treating both Chechen and Russian soldiers.
0dp7v TIL that the loudest fart ever recorded was on May 16, 1972 by a man named Alvin Meshits, at 194 decibels for a third of a second, resulting in recurring back pain