Uranium is a chemical element used for a variety of purposes, most commonly to produce energy in nuclear power plants. But this heavy metal also gets a bad rep because it can indeed be used in weapons ...

Nearly 80 years after scientists at Oak Ridge National Laboratory discovered an extremely rare radioactive element called promethium, a team at the lab published a landmark study on the subject that ...

Scientists have revealed key properties of radioactive promethium, a rare earth element with poorly understood applications, using a groundbreaking new method. When you purchase through links on our ...