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TIL The coffee cup sleeve was invented by a dad who spilled hot coffee in his lap.

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RoR9 TIL in 1959 the USPS attempted to deliver mail via cruise missile and successfully shipped 3,000 pieces of mail from Virginia to Florida in 22 minutes.
m10gY TIL that In 2018, A hacker broke into people’s routers (100,000 of them) and patched their vulnerabilities up so that they couldn’t be abused by other hackers.
EgM6V TIL dogs and raccoons have around 530 million neurons in their cerebral cortex, while cats and brown bears only have around 250 million neurons in their cerebral cortex. Herbivores and domesticated animals also tend to have the same amount of neurons as carnivores and wild animals.
a87Go TIL a castle built over 800 years ago was briefly occupied by medieval crusaders. A latrine containing 30 years worth of castle excrement revealed that the folks there were malnourished & infested with worms. The worms associated with eating unwashed vegetables fertilized with human feces
b90AE TIL that Wasabi and Ginger are more then a spice to eat with your sushi, but they are also a natural antibiotic. This is important in combination with raw fish because it protects your body against foodborne illnesses such as E. coli.