Added over 9 years ago | 00:01:11 | 48668 views
A solid copper pendulum is mounted between the poles of an electromagnet (solenoid). The pendulum is set into motion, and then the magnets are turned on. The magnets induce eddy currents in the copper which oppose the motion of the pe...
Added almost 7 years ago | 00:19:50 | 21598 views
A fandango of heavy equipment coordinated by a civil engineer, in order to surgically dig a trench and replace aging water pipes. Parallel lInes were drawn and cut in the road. Asphalt is peeled away in strips. Dirt is transferred. ...
Added 7 years ago | 00:01:30 | 21349 views
RazErblades, a refinement of RazEr's motor technology and the result of a year of peer pressure and egging, all packaged into a set of inline skates. Four 100 watt brushless DC hub motors power the 'blades (and you) along at design speed...
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