› added 9 years ago

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TIL: F-35 helmet costs $400,000 4 times that of predecessor

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D1YDe TIL that honey bees are the first insect known to grasp the concept of zero. Study shows that honey bees can learn and apply the concepts of greater than and less than to interpret a blank stimulus as representing the conceptual number of zero and place zero in relation to other numerical values.
9EKD TIL Harriet the Tortoise died in an Australian zoo at the age of 176. She was born before the light bulb (not just Edison’s) and the first power plant. Her death was announced on CNN. She was brought back from the Galapagos by a young scientist named Charles Darwin.
KW5a TIL that the French word for wooden shoe, ‘sabot’ is the probable root of the word sabotage: and refers to the tactic by early Dutch unionists of throwing sabots into the gears of factory or farm machinery, effectively stopping work until the equipment could be repaired.
R5ed8 TIL that in 1966, a beluga whale swam hundreds of kilometers up the Rhine River into Germany — and almost didn’t make it home.
PY8eZ TIL of Yang Jingyu, a Chinese WW2 Commander-in-Chief. After his troops were killed, he fought alone for 5 days. Japanese troops, fearing his famed marksmanship, refused to approach his body for a while after his death. They later reburied him properly with full cemetery ritual and military respect.