When a massive star dies, astronomers expect a familiar chemical script: hydrogen and helium on the outside, heavier elements buried deep within. The latest observations of a stellar explosion known ...

Element 115, scientists are on to you. Physicists at Lund University in Sweden announced Tuesday that they have new evidence that you exist. Here’s what they said they know: - You are “super-heavy.” ...

The periodic table is about to get a little bit longer, thanks to the addition of four new super-heavy elements. The discoveries of elements 113, 115, 117 and 118 were officially confirmed late last ...