This week's element is roentgenium, which has the atomic symbol, Rg, and atomic number, 111. Originally known by its temporary name, unununium (Uuu -- which is my favourite atomic symbol that is ...

Roentgenium was discovered in 1994 by scientists at the Heavy Ion Research Laboratory in Darmstadt, Germany. The name roentgenium was coined in honor of the German physicist Wilhelm Conrad Röntgen and ...

This article was updated Friday 11/4 6:00pm. Subscribe to read this story ad-free Get unlimited access to ad-free articles and exclusive content. The periodic table of elements just got a bit heftier ...

Elements 110, 111, and 112 on the Periodic Table of Elements were discovered some time ago, but their names in the Periodic Table of Elements have been the difficult to pronounce names Ununnilium, ...

Take a look at the periodic table and you’ll find that almost all the elements up to the atomic number 94 occur on Earth in relatively decent amounts. In addition, nuclear physicists can prepare ...

The heaviest elements of the periodic table do not occur naturally, they are created in nuclear fusion reactions that are either carefully carried out in a few laboratories around the world or take ...

The periodic table of elements just got a bit heftier Friday, as the names of three new elements were approved by the General Assembly of the International Union of Pure and Applied Physics. Limited ...

This article was updated Friday 11/4 at 11:00 p.m. EDT. The periodic table of elements just got a bit heftier today (Nov. 4), as the names of three new elements were approved by the General Assembly ...

“There’s antimony, arsenic, aluminum, selenium/And hydrogen and oxygen and nitrogen and rhenium...” So starts the 1959 song “Elements,” in which the mathematician and musical satirist set the periodic ...