From toxic to valuable: Cleaning wastewater, finding treasure

Researchers develop a 2-in-1 approach to clean heavy metals and recover valuable rare-earth elements from water

12-Oct-2026 - We generally throw away a broken camera lens, earphones, or an old phone that has stopped working and is beyond repair, as they feel useless when non-functional. However, these objects hide within them rare earth elements (REEs) that have applications in magnets, superconductivity, optics, and ...