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TIL Smokejumpers are specially trained wildland firefighters who provide an initial attack response on remote wildland fires.

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oRwXK TIL The first commercial graphing calculator was introduced by Casio in 1985 for $75. By 1986 it had been adopted by a program in Ohio schools, and other states soon followed
BgMBk TIL that the red lights on top of tall buildings in cities are called “aviation obstruction lighting,” and are used to help pilots of low-flying aircraft avoid collisions with otherwise hard-to-see structures.
ggYX TIL in a world first, Dubai has successfully relocated a coral reef in an attempt to save it from infrastructure development. The project cost more than $9.8m and has been deemed a success since the coral reef grew 20% in size
XOoj TIL that giraffes never sleep for more than a few minutes at a time to avoid being woken up by a lion eating it alive
nWlVr TIL that Steven Spielberg has been thanked in more Oscar speeches than God