Discover how to build a magnetic repulsion motor capable of lighting LED bulbs using only magnets and basic components. This ...

For more than a century, engineers have chased new ways to turn the planet’s natural motions into usable power, from tides to geothermal heat. Now a small group of physicists says Earth’s own magnetic ...

The electric vehicle revolution has created market forces to drive all sorts of innovations. Battery technology has ...

In 1929, Ernest Orlando Lawrence invented the cyclotron: a compact, efficient particle accelerator that used magnets. Two ...