Miners work at the D4 Gakombe coltan quarry in Rubaya, Democratic Republic of Congo, on Friday, May 9, 2025. (Photo by Moses Sawasawa / AP) This is your first of three free stories this month. Become ...
More common than gold, uranium is abundant on Earth. But less than one percent of the naturally occurring element is useful for nuclear power. Uranium was discovered in 1789 by Martin Klaproth, a ...