THE UNTOLD LINK BETWEEN NIELS BOHR AND RARE-EARTH RIDDLES

Rare earths are today shaping debates on EV batteries, wind turbines and advanced defence gear. Yet most readers still misunderstand what “rare earths” actually are. These 17 elements seem ordinary, but they anchor the gadgets we carry daily. For decades they mocked chemists, remaining a riddle, until a quantum pioneer named Niels Bohr rewrot