Heavy element researchers have been keen to lock down the 15 radioactive elements in the periodic table's actinide series using carbon-based cuffs ever since they trapped uranium in the far more ...

Stable isotopes are non-radioactive forms of atoms ... Eighty out of the first 82 elements in the periodic table have stable isotopes. Measuring and analysing their distribution allows for many ...

It was recognized early on that the periodic table more or less fizzles out ... branch in one of the three main radioactive decay series. Her analysis of the data revealed a new element with ...

A Sydney man who took his science project a little too far might be facing jail time, after ordering a radioactive material ... to collect the entire periodic table. You know, classic Sheldon ...