Imagine not having to pay your electricity bills because a gigantic magnet surrounding the Earth produced power. Well, Earth indeed has a magnet like this, which is its magnetic field. When the fiery ...

David Kitchen does not work for, consult, own shares in or receive funding from any company or organization that would benefit from this article, and has disclosed no relevant affiliations beyond ...

In brief: A team of physicists believe it may be possible to harvest electricity using Earth's rotation through its own magnetic field, and they've published a paper involving a test that appears to ...