Scientists in Japan think they've finally created the elusive element 113, one of the missing items on the periodic table of elements. Element 113 is an atom with 113 protons in its nucleus — a type ...

For much of the twentieth century, scientists believed that the heaviest naturally occurring elements formed primarily inside stars. Over the past two decades, astronomical observations and laboratory ...

The chemical properties of two of the heaviest synthetic elements, moscovium and nihonium, have been established for the first time. Moscovium is now the heaviest element whose chemical properties we ...