Enjoy these 72 videos of virtual models of mechanical devices that draw circles, ellipses, and hyperbolae, as well as more exotic shapes, like nephroids, deltoids, astroids, and lemniscates of Bernoulli.
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9:59 am Mon
Jan 18, 2016
Mesmerizing videos of curve-drawing machines
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Watch this fantastic "Circle in Circle" optical illusion machine in action
When this curious contraption is switched on, an inner circle of white balls appears to be rolling inside the outer circle, but that’s actually not the case at all. Below is a video explaining this circular motion illusion. Learn more about the mathematics behind it, specifically Copernicus’ Theorem, and the ingenious hypocycloid mechanical gear design […]
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Watch a train dump tons of coal off
Why install doors at the bottom of each coal cart when you can simply tip the entire train upside-down?
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Robot that ties shoes
Limited to two motors and $600, mechanical engineering students from the University of California, Davis designed and built this shoe-tying machine. I particularly appreciate how the robot uses the same technique as I do: the bunny ears method.
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The Twist Plus World Charging Station adapts to fit outlets in 150 countries
It’s a rude awakening for that rookie vacationer abroad when they try to plug in their gear for the night. Veteran jet-setters know that outlet shapes can vary wildly from country to country, which necessitates that most boring must-have for any world-traveler: A sackful of clunky power adapters. Awkward problem, elegant solution: The Twist Plus […]
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Learn Ableton Live front-to-back with this online bundle
Looking for a career in music behind the boards, either as a music producer or DJ? It’s a good bet that you’re going to be working with Ableton Live. Each new iteration of this powerful workstation gives the user more tools to create, and it’s just as well suited for the task of meticulous track […]
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Create flawless front-end designs with this UI / UX bible
The graveyard of failed startups is littered with concepts that just got lost in translation. At its core, that’s what great front-end design is about: Making an app or website usable, translating its best ideas smoothly to the user. It’s a skill so broad there might be no one book or course that covers it […]
