Today I learned that approximately two thirds of the moon rocks given as gifts by the Nixon administration are unaccounted for.

https://en.wikipedia.org/wiki/Stolen_and_missing_Moon_rocks?wprov=sfti1
#til #todayilearned
https://www.reddit.com/r/todayilearned/comments/1gnlaog/today_i_learned_that_approximately_two_thirds_of/