Since then, the periodic table has evolved to reflect over 150 years of scientific development and understanding in chemistry and physics. Today, with 118 known elements, it is widely regarded as one ...

An Australian man described as a "science nerd" may face jail time, after attempting to collect all the elements in the ...

More than 75 years after its initial discovery, scientists have created an organometallic molecule containing the ...

A 24-year-old Australian man could go to jail for ten years as he prepares to plead guilty for importing plutonium from a ...

A chemical element is one of those squares on the periodic table that adorns many a classroom wall. Sure. But what is an element really? It is a more subtle question that you might realise.

So how has the periodic table been put together ... Each square in the table contains an element symbol of one or two letters, not the element name. This makes it less cluttered and easier ...

Among the many pioneering chemists in attendance was one Dmitri Ivanovich Mendeleev ... Up until this point the atomic number simply referred to an element’s positioning in the periodic table, and was ...

This is the second part of a three-part series written by Carolyn Krause. Many of the elements were synthesized using an Oak ...

For the last fifty or so years, the periodic table has been incomplete. Elements after uranium on the periodic table have been synthesized for the past few decades, but there were always a few ...

Electronegativity, an essential characteristic of all elements in the periodic table, measures an atom's ability to attract ... Yet Pauling's scale is the first and the most common one, present in ...