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And you have charged particles in the core as this core is rotating, you have charged particles interacting with the metallic core and as they're moving you have a charge and it's moving past the, in this case, metallic object, you can think of it as a conductor, that produces a magnetic field. And this is EHV-Hans and if any stations out there would like to join us, come on in, if you have a comment, come on in. And the next one, what about mammoth, mammoth DNA, has been sequenced for the very first time.