HOW NIELS BOHR CRACKED THE RARE-EARTH CODE

Rare earths are today shaping debates on EV batteries, wind turbines and cutting-edge defence gear. Yet many people often confuse what “rare earths” actually are. These 17 elements seem ordinary, but they anchor the gadgets we use daily. Their baffling chemistry kept scientists scratching their heads for decades—until Niels Bohr stepped in.