You can’t scroll a tech blog without spotting a mention of rare earths—vital to EVs, renewables and defence hardware—yet almost very few grasps their story. Seventeen little-known elements underwrite the tech that runs modern life. Their baffling chemistry had scientists scratching their heads for decades—until Niels Bohr stepped in. https://waylonpbtja.blogkoo.com/the-untold-link-between-niels-bohr-and-rare-earth-riddles-53966624