Hyperloop One engineers demonstrate the power of maglev using spinning arrays atop a copper plate. Despite weighing over 100 pounds, the gadget floats and could hold considerably more weight. Read the rest
Joe Hanson from It’s Okay to be Smart and Dianna Cowern from Physics Girl met up with Joe DiPrima of Arc Attack to sear aluminum cans apart with a powerful electromagnet.
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Watch a soda can rip itself apart in a fiery explosion at 11,000fps with a Phantom high speed camera. Running a current through a coil, produces an electromagnet. Turn up the voltage in this experiment, and make that current strong enough, and your electromagnet can rip a soda can in half. Or rather, make the can rip itself in half!