› added 1 year ago

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TIL grade schools in Japan don't have janitors, and the students clean the school

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via reddit.com

KOgQ9 TIL Bluefin Tuna, the most expensive fish in the world, was considered a trash fish until the 1970s. It's reputation was so bad in Japan, that it was referred to as "neko-matagi", food too low for even a cat to eat.
nWG5d TIL that certain mammels like weasels seasonally shrink their skull and brain to reduce heat loss during winter
rJdw TIL that on the 1 year anniversary of it’s completion, the Mars Rover “Curiosity” sang itself Happy Birthday. All alone. On Mars.
1a0Y7 TIL that Bing Crosby dated and proposed to a Playboy model who turned him down and married his son instead
0dNp1 TIL of "sun outages" in days near the equinoxes, in which signals to or from geosynchronous communication satellites are drowned out by the radio noise blasting from the sun as the satellite or the earth from the satellite's POV moves slowly near it.