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TIL Theo Jansen has been creating strandbeesten, which are moving kinetic structures, sometimes wind-propelled, that resemble walking animals. All of his models are based on a system of triangles and connecting links which convert the rotation of an axle into a stepping motion of six or more legs.

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dDejQ TIL that barnacles are actually crustaceans, closely related to crabs and lobsters- their larvae look very similar to crabs, and upon finding a suitable site to adhere to, they will activate their cement glands, grow a hard calcium shell, and metamorphosize into adults.
0GVM TIL Corn starch (a common thickening agent in foods), will spike your blood sugar level faster than pure sugar.
GY4Z1 Today I learned that when Alexander the Great conquered Egypt, many Greek-Romans came to Egypt as tourist. Many of them ended up carving their names stating “so and so was here, and the work of these Egyptians are great” in the tombs of the Valley of the Kings.
1aKlr TIL there were concentration camps in 1838 in the United States
9Y9pQ TIL a majority of the people Christopher Walken interacted with as a child were non-native English speakers, including his father. Walken attributes his unique halting speaking style to watching people hesitate to think of the right English word.