They are the focus of many diplomatic skirmishes, but how are rare earth minerals used and where are they found?

Despite centuries of exploration, the Earth still hides many secrets beneath its oceans. One of these mysteries was uncovered after a decade of research by scientists from the University of São Paulo ...

The milky-white mud can be found at the bottom ... all over the world come to visit Iceland's Blue Lagoon. The geothermal pool's warm waters are rich in minerals like silica and sulfur and can ...