This element is one of many first made at UC Berkeley in the 1950s. Unlike most manufactured elements, though, this one is actually useful. This is how it starts up nuclear reactions. Researchers ...

This week, we meet the element, californium. I'll give you three guesses as to where this element's name comes from -- and your first two guesses don't count! Californium is a radioactive actinoid ...

A tank containing radioactive water is seen at the Asse nuclear-waste-storage facility in Remlingen, Germany, on March 4, 2014 A tank containing radioactive water is seen at the Asse ...

Storing radioactive waste poses a problem for nuclear power facilities worldwide and often leads to heated debates over the pitfalls of nuclear energy production. Pictured, environmental activists ...

Challenging previously held views, scientific results show that californium can covalently bond with borate, dramatically altering the electronic characteristics of the californium ion. This research ...

Turkish gendarmerie seized seven grams (0.24 oz) of radioactive californium and 1,195 historical artifacts during an anti-smuggling operation in southeastern Diyarbakir province, authorities said ...