What comes to mind when you think about isotopes? Radioactivity, perhaps? That’s only the tip of the iceberg. A new interactive periodic table of the elements and isotopes, launched last month by the ...

Carolyn Krause presents the second part of the three-part series on the Oak Ridge National Laboratory's role in the discovery of elements in the periodic table. Many of them have been synthesized ...

On the periodic table, most elements have at least one stable form. But others have only unstable forms, all of which decay by emitting radiation and transforming into different elements until ...

As the 150th anniversary of the formulation of the Periodic Table of Chemical Elements looms, a professor probes the table's limits. In 2016, four new elements were added to it: nihonium, moscovium, ...

Researchers may have found a way to create a new superheavy element, known as "element 120," which would be so hefty that it would need to be put in a new row on the periodic table of elements. If ...

Brigitte Van Tiggelen is a historian of chemistry and director for European operations at the Science History Institute, Philadelphia, Pennsylvania, USA. She is co-editor of the forthcoming book Women ...