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TIL a science fiction novel from 1970 predicted the Ronald Regan Presidency

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vPNJB TIL the domestic cat (Felis catus) is linked to the extinction of at least 63 vertebrate species (40 birds, 2 reptiles, and 21 mammals).
xVgLD TIL about Cardiopulmonary Bypass, a technique in which a machine temporarily takes over the function of the heart and lungs during surgery, maintaining the circulation of blood and the oxygen content of the patient's body.
dr1Z TIL Almost every mammal urinates for approximately 21 seconds, it is called the “Law of Urination.”
nWJjG TIL the Woodstock 1999 festival was so ill-prepared for the crowd size that portable toilets overflowed and there was no shade from the heat. Attendees started playing in mud to cool off unaware it was contaminated by waste leaking from toilets leading to many cases of trench mouth and trench foot.
mRdR TIL there was an elevator that has no doors and never stops. It was named a Paternoster, mostly found in Europe, and were banned in the 70s due to safety reasons.