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159

TIL that some dogs can smell changes in your heart rate.

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b0ej TIL in two studies, subjects induced to exchange mutual unbroken gaze for 2 min with a stranger of the opposite sex reported increased feelings of passionate love for each other.
GnW1 TIL Mark Twain closely resembled former U.S. Supreme Court Chief Justice Fuller. Twain was once mistaken for him and was asked for an autograph. He signed: “It is delicious to be full, but it is heavenly to be Fuller. I am cordially yours, Melville W. Fuller.”
7BDL TIL that young Greek hoplites (citizen soldiers) had to dress in heavy armor and run a foot race of 1,300 ft in the Olympics. This was done to develop the battlefield tactic of rushing to the Persian lines in rapid pace so as to counter their archers.
D1drp TIL about Polish-American painter and sculptor Stanisław Szukalski, who claimed to have dissected his father’s body following a car accident to study its form. The artist, who refused to work from live models, was often asked where he learned anatomy. He always answered, "My father taught me".
16kpW TIL about Prototaxites: giant tree-like fungi that lived over 350 million years ago with heights reaching more than 20ft (6.5+m) tall.