Kitchen folklore has long warned that sticking magnets on a refrigerator door will make the appliance work harder and waste electricity, but engineers say that story belongs with other outdated energy ...

For more than a century, engineers have chased new ways to turn the planet’s natural motions into usable power, from tides to ...

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 ...