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Magic Tricks Explained
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"how to make a rubber band helicopter similar to toy that inspired the Wright brothers to build a plane"
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I'm planning next year's courses and wondering what has (and hasn't) helped Slashdot readers become better writers.
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"Having to replace a rope bridge destroyed by a rock fall over the Traversinertobel, engineer J Conzett and his associate R Bachofner could only find two points where there would be no risk of rock falls. But one was too high and the other too low"
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round up of drawing robots.. to all the art students who get their hands on a motor, it takes a little something more to be original in this field. look before you draw.
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workbench camera set ups
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"added an electric power assist onto a GT mountain bike. It is much more powerful than typical electric bikes."
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It has taken over a year, but the Guinness officials have declared Kurt's skip a new world record, with a count of 40!
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"The much-anticipated Fred J. Cooper Memorial Organ makes its Kimmel Center debut in a big way this week."
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"Get yer Richard Feynman on at Google Video,"
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"Popular Science documents the practice of fueling model rockets with sugary food"
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"a set of free-swinging drawers stacked vertically on a 60" pole on castors."
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These days debugging is an necessary life skill. Anything high tech has more ways of failing than running. Since failure hides in complexity, you need to be systematic to fix a break in a system.
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"some recent research suggesting that people who are good at things got good at them primarily through practice and not because of innate talent."
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"most robots rely on mechanical gripping jaws that have difficulty grabbing large or irregularly shaped objects. Replacing these with tentacle-like manipulators could make robots more nimble and flexible"
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Mists rising on the shore created an image of a city, with modern high-rise buildings, broad city streets and bustling cars as well as crowds of people all clearly visible.
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"As if to defy common sense, the backward-moving pulse of light travels faster than light."
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"Dr. Peter Kramer explores the psychology and history of names, and how they shape our identity."
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"A excellent analysis of a DIY circuit that buzzes when someone touches your doorknob"
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"this collection is ideal for the maker! You will have a hard time NOT finding what you need!"
