Since Mendeleev's time, scientists have discovered new elements, expanding the periodic table. The most recent additions include nihonium, moscovium, tennessine, and oganesson, which were officially ...

T he periodic table of elements (often known simply as the periodic table) has been helping scientists with their work for a ...

In 1871, a hot-tempered Russian scientist called Dmitri Mendeleev laid out the most effective grouping of chemical elements. These groupings, which allegedly came to Mendeleev in a dream, organize ...

A t the far end of the periodic table is a realm where nothing is quite as it should be. The elements here, starting at atomic number 104 (rutherfordium), have never been found in nature. In fact ...

The German physician Lothar Meyer published – in 1964 – an early prototype version of the Periodic Table in which he grouped together elements with similar chemical and physical properties.

In other words, it contains elements not on the periodic table at all. These elements would be stable around atomic number 164, which is far denser that Osmium, the densest known naturally ...

“We can’t imagine where tennessine could take us,” said author of “Superheavy: Making and Breaking the Periodic Table” Kit Chapman, noting human-generated elements are used “in smoke ...

Scientists have not invented some magical way to transform the masses of all these elements. Instead, they are updating what are often thought of as constants of nature on the periodic table. "For ...

The third-heaviest element in the universe has been made in a way that offers a route for synthesising the elusive element 120, which would be the heaviest element in the periodic table. “We ...