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 ...

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 ...

When we think of powerful magnets used in particle accelerators or for NMR (nuclear magnetic resonance), we often envision bulky machines, sometimes the size of buildings. But in an extraordinary ...