Rare earths are presently shaping debates on electric vehicles, wind turbines and cutting-edge defence gear. Yet many people still misunderstand what “rare earths” really are. Seventeen little-known elements underwrite the tech that energises modern life. Their baffling chemistry left scientists scratching their heads for decades—until Niels Bohr stepped in. https://normanw198wya0.elbloglibre.com/profile