In an unprecedentedly precise accelerator experiment, researchers directly observed how some of the heaviest known elements ...

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. To get ...

For this element, for actinium, and for polonium, but for none of the others, are the criteria of unique spectrum and chemical character, as found for radium, to be (Continued on page 77) Prof. S ...

To celebrate National Chemistry Week, which runs from Oct. 20-26, we asked a bunch of scientists, with help from the American Chemical Society, what their favorite periodic element is, and why. A ...

Feb. 13, 2024 — Since the turn of the century, six new chemical elements have been discovered and subsequently added to the periodic table of elements, the very icon of chemistry.

Twenty-seven chemical elements are considered to be essential for human life. Now there is a 28th: bromine. In a new paper, researchers establish for the first time that bromine, among the 92 ...

In this periodic table of elements quiz, you have 10 minutes to name as many elements as you can, given only their symbol, atomic weight and the broad group they live in.

The average smartphone is made up of about 30 chemical elements. But at least half of those elements could be in danger because of increasing scarcity. Now, scientists from the University of St ...

150 years ago, Russian chemist Dmitrii Mendeleev created the periodic table of the elements, revolutionizing chemistry.

At the American Chemical Society (ACS), our vision is to improve people's lives through the transforming power of chemistry. Next year marks the 150th anniversary of the publication of Mendeleev's ...

The periodic table is arranged in rows and columns that group elements with similar chemical properties above and below each other. Element 119 (also known by its placeholder name, Ununennium ...

Nitrogen is the most abundant chemical element in Earth's atmosphere and is crucial for plant growth and reproduction. And yet, it's incredibly boring, clear gas at room temperature. But expose it ...