In mid-January, a top United States materials company announced that it had started to manufacture rare earth magnets. It was important news—there are no large U.S. makers of the neodymium ...

and it may soon be possible to build permanent magnets as strong as neodymium magnets, but without any rare earth metals. In fact, the only thing needed to make them is iron and nitrogen ...

SAFETY: Neodymium magnets are surprisingly powerful when they ... If you drop a stack of small magnets down a relatively large pipe, they will fall quickly but as they go you should see them ...

Rare earth metals are making headlines as demand rises for products from smartphones to wind turbines, and as governments seek secure supply.

The collaboration could fast-track the formation of one of the world's first commercial permanent REE magnet supply chains ...