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 ...

Where would carbon-based life be without carbon? There are 118 known chemical elements, but carbon is the fourth most abundant and perhaps the most important to human life. Everywhere you look, ...

Can you name everything from Ac to Zr? Test your knowledge of the periodic table and see if you can top the leaderboard ...

The explosion of a star, called a supernova, is an immensely violent event. It usually involves a star more than eight times ...

An international team of scientists in Germany has succeeded in the observation of the chemical element 114, one of the heaviest elements created until now. The production of element 114 is very ...

The periodic table of chemical elements, often called the periodic table, organizes all discovered chemical elements in rows (called periods) and columns (called groups) according to increasing atomic ...

The periodic table of elements is a cornerstone of modern chemistry, representing the organized arrangement of all known chemical elements. Its iconic layout provides scientists with a systematic ...

Naturally occurring superheavy elements beyond those listed in the periodic table could potentially explain why asteroid 33 Polyhymnia is so dense, new research suggests.

Scientists made the known element 116 with a beam of titanium atoms, a technique that could be used to make the undiscovered element 120.