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TIL of a woman who nearly lost custody of her three children when DNA tests in a paternity test proved her ex-husband was the father, but ruled her out as the mother. She had a rare condition called chimerism, where she absorbed her paternal unborn twin in the womb, and carried two sets of DNA.

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x6aVB TIL those concrete dividers on highways and streets are called Jersey barriers. Originally invented in the 1950s for use in New Jersey, they were first poured in place but are now pre-made and modular or even plastic. Taller varieties are used as defenses outside US military bases.
X09Nr TIL about the Sorbian people of Lusatia in eastern Germany. They speak a Slavic language, keep bilingual signs, and still celebrate traditions like Easter horseback parades and intricate egg painting. Though small in number, they’ve preserved their culture for over 1,000 years.
DQkxj TIL there is only one species of freshwater jellyfish native to North America (Craspedacusta sowerbii). They are harmless to humans.
Egedx TIL Cows were brought to Japan from China in the 2nd century. Until the Meiji Restoration in 1868, they were used only as draught animals, in agriculture, forestry, mining and for transport, also a source of fertilizer. Due to cultural and religious reasons, meat and milk was not consumed.
l707r TIL: That over 60 towns were scouted as possible shoot locations for the movie Groundhog Day. Though relatively remote, it was felt that Woodstock, Illinois offered the timeless quality that the filmmakers sought. The town even came with a large pothole for Phil (Bill Murray) to step in.