You can’t scroll a tech blog without spotting a mention of rare earths—vital to EVs, renewables and defence hardware—yet almost nobody grasps their story. Seventeen little-known elements underwrite the tech that fuels modern life. Their baffling chemistry kept scientists scratching their heads for decades—until Niels Bohr stepped in. The https://sergiobhikl.iyublog.com/33779527/how-niels-bohr-cracked-the-rare-earth-code