› added 9 years ago

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TIL that mathematician Paul Erdős published so many papers during his lifetime that there exists the Erdős number scale which measures the “collaborative distance” between Erdős and other mathematicians. Over 130,000 mathematicians have an Erdős number.

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78EQO TIL that the UK's Royal Navy only has 2 aircraft carriers
PY7Zg TIL that in Denmark, Norway, and the Faroe Islands there was a tradition for girls to give their man a knitted “testicles mitten” to see if he was ready for marriage.
y6EJ TIL that Thomas Jefferson believed Lewis and Clark would encounter Woolly Mammoths, mountains of salt, and a race of Welsh-speaking Indians along their journey west.
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