As the U.S.–China trade war ramps up, rare earths are among the most important pieces of leverage that China controls. There ...

It's incredibly rare but there are a handful of beaches on Planet Earth where star-shaped sand can be found. Sand on three ... has a rather different take on things. The story goes that the ...

It’s a rare thing; most planets are either too close and scorching hot, or too far and freezing cold. NASA is always on the hunt for planets like our own, and recently found a new super-Earth by ...