› added 6 years ago

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TIL that thousands of dogs in Moscow have mastered the Moscow Subway System and have learned to use it.

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JYL44 TIL German alchemist Hennig Brand discovered phosphorus when he tried to make gold from urine
mvOo TIL there’s a pill that could replace sunscreen in 3 years
mxnKp TIL between 33K and 55K Canadians fought in the American Civil War. 29 were awarded Medals of Honor, one was a noted Union Spy, and one was a Union Army officer who formed and led the detachment that captured and killed John Wilkes Booth, the assassin of Lincoln.
BbPr TIL that “Arabic numerals” are actually “Hindu numerals” and Arabs call the system, correctly, “Hindu numerals.”
b9WoE TIL: The worst sports disaster took place in 29 CE in a cheap wooden stadium in Fidenae, 8 miles north of Rome. It collapsed during a crowded gladiator game and killed at least 20,000 people. The Roman Senate responded by requiring that future stadiums be inspected and certified.