Non-Newtonian fluids are fun. Source: https://www.youtube.com/watch?v=VVgVNs6KHxk …pic.twitter.com/2CY4GTX3uy
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Precisely, the gravity defying effect is due to the viscoelasticity of the fluid. As it wraps around the rod the elasticity squeezes the fluid up.pic.twitter.com/wX4mtTzENx
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Viscoelastic Force > Centrifugal Force
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Interesting that it seems to be a slight hourglass shape at the end, rather than just a cone.
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Trying to go for the minimal surface, which is catenoid.
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I really like the Archimedes screw and some other devices for moving water up an incline. Still being used.
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Is that how the UFOs defy gravity?


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here's where the video comes fromhttps://www.youtube.com/watch?v=npZzlgKjs0I …
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“a positive normal force” i think you mean a positive net force in the y direction
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