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TIL That a Nanometer is about the distance a beard hair grows in the time it takes you to raise the razor to your face

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xYag TIL humans are the greatest endurance-runners in the animal kingdom. Over a long enough distance a human can outrun any other animal on this planet.
Y1EG TIL Lego designed the holes in minifigure heads to allow kids to keep breathing if they become stuck in their throat
7l1r TIL the phrase “winging it” refers to actors struggling through parts that they have recently learned in the wings of a theatre before each scene
oR4VL TIL Mohamed Mashally, once a rich doctor who closed down his clinic after a kid killed himself so that his younger brother get treatment. The doctor then dedicated himself to help to poor free of charge.
Br1Nr TIL there is currently no known way to use speech recognition successfully on a whispering person, as the characteristic spectral range needed to detect syllables and words is not given through the total absence of tone