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TIL the human brain doesn’t perceive total blackness when there is no light present; it instead perceives Eigengrau, a shade of dark gray, because contrast is more important to the visual system than absolute brightness

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0GRv TIL that the official name for the colour of the universe is “cosmic latté” & it is a beige colour. other suggestions were skyvory, big bang beige & primordial clam chowder.
W7NwY TIL Powdered sugar can be used to treat hemorrhoids
mGly TIL That when Soviet Archaeologists opened the Mongol conqueror Timor’s tomb, they found a message on the inside saying ‘Whosoever Disturbs My Tomb Will Unleash an Invader More Terrible than I.’ On that very same day, Nazi Germany commenced Operation Barbossa, the invasion of the Soviet Union.
kWmm TIL that a decimal point was misplaced when the iron content of Spinach was measured in the 1870’s, leading people to believe it had 10x more iron than reality, and made you stronger. This is why the creators of Popeye decided he would eat spinach to grow his muscles.
WDRL TIL that 97% of Americans are contaminated with a widely-used sunscreen ingredient called oxybenzone that has been linked to allergies, hormone disruption, and cell damage.