but it seems clear that his motor will likely outlive any chemical battery used to power it. Whatever the numbers are, we like the styling of the thing, and the magnetic bearings are cool too.

Moreover, the carbon footprint is expected to be reduced by more than 40% versus a permanent magnet electric motor of ...

The rotor is a styrofoam sphere with neodymium magnets embedded around its equator ... show that the single CR2032 coin cell should power this motor for over two years. This one looks easy ...

The low torque output of sound-powered engines won't replace regular magnetic motors any time soon. I would really like to hear that test drive anyway. Who knows, if the sonic motor cars work out ...