› added 6 years ago

249

TIL When we're sick, symptoms like aches and fatigue are an evolutionary trait designed to minimize the spread of infection in groups of people.

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QJ0NM TIL: Neighbours of lottery winners more likely to go bankrupt in futile attempt at keeping up with the Joneses
J167v TIL that in Japan, there is a TV show in which female participants are filmed running up a hill for 6 minutes, and it is very popular
VMgK0 TIL That the experimental T-13 grenade of World War II was designed with a size, weight and shape similar to a baseball, thus making it easy for young American men to properly throw the grenade with both accuracy and distance.
eplY4 TIL that the vicuña, a small camelid related to the llama and native to Peru, has the finest and most expensive wool in the world. The Incas valued it so highly that it was illegal for anyone but royalty to wear it.
ejak TIL that the US uses less water now than it did in 1970