› added 3 years ago

95

TIL that bananas can be used as a scale for radiation doses

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G7Gg TIL Elvis Presley desired a Narcotics officer badge so he could travel country to country with as many guns and drugs as he wanted. He went to the White House to ask President Nixon for the badge and got it.
d8R8d TIL movie audiences blink in unison 30% of the time.
8w8Z TIL sharks have been around for longer than trees
VBXl4 TIL That Nicola Tesla invented and patented the first rotating speedometer.
OovJ7 TIL that in 1758, Carl Linnaeus, in his book Systema Naturæ, divided humans into five "subspecies:" the white, sanguine, and powerful Europeans; the yellow, melancholy, and severe Asians; the red, choleric, and stubborn Americans; the black, stony, and lax Africans; and the "wild, monstrous" others.