To: John Locke
Run a current through some spheres and they start to rotate...
Not a current. An electrostatic charge. There is no electromagnetic effect if there is not current.
To: Hank Kerchief
Maybe. But the story said they applied "a DC charge" to the spheres. That implies an electric current, at least for a short while. But hey, the story sure confuses me, so I could be wrong.
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