Fusion researchers have long known that powerful magnets are the key to turning star-like reactions into a practical power source, and the latest generation of “super magnets” is starting to look less ...

Electricity can be generated from the energy of Earth rotating through its own magnetic field—according to a provocative claim put forward by physicists this week. The findings are controversial but ...

By removing rare earths from the equation, these designs promise cleaner supply chains and more sustainable production.