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13

TIL about a 1960s era Canadian device that supposedly tested whether or not you were a homosexual

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0wyZy TIL The Ranch at Death Valley is known for being the location of the highest temperature recorded on Earth at 56.7 °C (134.1 °F) on July 10, 1913
W46X TIL African giant pouched rats are trained to detect tuberculosis, which is the world’s second most fatal infectious disease. Although they currently are not an accepted standalone diagnostic tool, one rat can evaluate more samples in 10 minutes than a lab technician can evaluate in 1 day.
pEoG TIL numerous studies find no evidence for Vitamin C (or other cold supplements) reducing/preventing colds and flu
oR94W TIL Hollywood actress Hedy Lamarr did NOT help invent Wi-Fi, Bluetooth or cellphones...
ANRLd TIL Magnús Scheving (Sportacus of Lazy Town) made a bet with his friend that either would master a sport of the other's choosing (that they knew nothing about) within three years. Both successfully became national champions of aerobics and snooker respectively.