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TIL In LOTR from Bag End to Mt Doom, Frodo travels approximately 1,800 miles in 185 days. That’s an eminently achievable average of 9.73 miles each day. In the Hobbit, Bilbo, on the other hand, travels a total of 950 miles in 172 days — an average of just 5.52 miles per day.

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kJpB1 TIL there is enough actinide metal (thorium and uranium) on Earth to sustain Breeder Reactors, which produce more fissile material than they consume, leading to enough fuel to satisfy the world's energy needs at 1983 levels for 5-billion years, making nuclear energy effectively renewable
EvjP TIL the caddy scholarship in Caddy Shack is a real thing, and there are currently 800 caddies on full scholarship to four year universities.
neaNP TIL about ablaut reduplication, which is an interesting and necessary rule in the english language that most people are unaware of. This rule pertains to the order in which we say repeated words with changing vowels. E.g saying ding-dong sounds completely normal whereas dong-ding sounds insane.
vPejD TIL: Starfish Prime was the largest nuclear test in space. At 250 miles in the air, it EMPed 900 miles of Hawaii, frying electrical systems, setting off burglar alarms, and shut down 6+ satellites due to the months long radiation belt. After 5 years, traces of the electrons still linger in space.
5VwWp TIL Betty Crocker's Bisquick, "A World of Baking in a Box," is review-bombed and has lowered sales. The recipe was changed in 2022; recipes now require the addition of oil. Bisquick fans are unaware of the formula changes (following old recipes not the ones on the box).