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TIL the Great British Knot Experiment found that cords have a much smaller chance of tangling when their ends are tied together to form a loop. The result has also been used by pharmacologists to control microscopic loops in DNA and viruses.

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LklgP TIL of the Forma Urbis Romae. A massive 60' x 43' map of ancient Rome from the 3rd century, showing details down to the stairs in apartment buildings. Its rediscovery caused much shock at just how massive ancient Rome was, inspiring many designers.
d8vgB TIL A 17-year-old Canadian booked his ticket to go to space abroad Virgin Galactic to become the youngest person to ever go to space. It is understood that he will be accompanied by a parent for the trip, which costs $200,000 per ticket
v1On7 TIL that after the U.S. Civil War, the U.S. filed financial claims against Great Britain, claiming that their support for the Confederacy prolonged the war. One Senator demanded a payment of $2 billion, but offered that the U.K. could just turn over Canada as payment instead.
8a8a8 TIL attacking your avocado tree can shock it into bearing fruit.
VMQGm TIL the Church of Scientology sponsored a car in the 1988 Indy 500. It crashed on the second turn.