› added 4 months ago

14

TIL that the total mass of the asteroid belt is significantly less than Pluto's

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6EXmm TIL the 1939 Michelin Guide to France was reprinted in 1944 for Allied military use, as its maps of the country were regarded as the best and most up-to-date of all available.
9V77 TIL The “Soapmaker of Correggio” made soap out of her human victims by boiling them in caustic soda. 1938-41
9YORG TIL of Bartholomäus Traubeck, an artist and engineer who discovered how to make music from tree rings. “A record player that plays slices of wood, [in which] year ring data is translated into music." The trees year rings are analyzed and this data is used to generate piano music.
6orZ TIL that Japan’s Hitashi Seaside Park covers an area of 190 hectares with 4.5 million flower blossoms. Come spring, the Nemophila seeds create a landscape of perpetual blue.
JYyjk TIL: Quaker Oats fed radioactive milk and oatmeal to unsuspecting special needs kids under the guise of a science club in order to find out how beneficial certain nutrients were in their oats.