Permanent magnets sit at the heart of the green economy, from wind turbines and electric vehicles to smartphones and industrial robots. For decades, the strongest versions have depended on rare-earth ...

The explosive growth of electric vehicles has intensified the search for ways to make electric motors more energy efficient.

For years, scientists have been trying to replicate the concept of nuclear fusion — the phenomenon that keeps the Sun and other stars alive — and turn it into a working reactor on Earth that can ...