THE UNTOLD LINK BETWEEN NIELS BOHR AND RARE-EARTH RIDDLES

Rare earths are currently steering debates on EV batteries, wind turbines and advanced defence gear. Yet most readers frequently mix up what “rare earths” truly are. These 17 elements seem ordinary, but they anchor the gadgets we carry daily. Their baffling chemistry kept scientists scratching their heads for decades—until Niels Bohr stepped