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TIL there is a bird that lacks a singing voice to attract mates -- instead it beats its wings faster than the speed of sound to create sonic booms that can be heard by all the females in the area

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R75N8 TIL there are streets in Paris named after each of Napoleon's Marshals of the Empire, his most trusted and skilled commanders. Of the 26 men who served as Marshals, only seven do not have streets named after them. These seven are widely regarded to be traitors to Napoleon, the Republic, and France.
mjjM TIL When Gordon Ramsay was filming in Iceland, he lost his footing and fell during a descent off an 85 ft cliff, landing in the icy water below. His film crew reported he was submerged for at least 45 seconds.
m1jXR TIL the cocoa leaves used to make Coca Cola have the cocaine removed at the Stepan Company plant in Maywood, NJ. It is the only company legally allowed to import & process them. The extracted cocaine is sold to Mallinckrodt to be refined for medicinal use.
R7nka TIL that astronauts in the 1970s raised the surface temperature of the moon by simply walking on it, exposing the darker soil from under the lighter soil, ultimately causing the moon to absorb more of the sun’s energy.
0wgmy TIL in 1848, the first bridge built over Niagara Falls was started with a kite competition. A boy flew a kite across to the river to the opposite bank. The line he used carried larger and larger cables across the river used to start construction of the bridge