The periodic table of elements (often known simply as the periodic table) has been helping scientists with their work for a little over 150 years. The handy visual reference guide organizes known ...

Welcome to science world. See this guy? This is Dmitri Mendeleev. 150 years ago in Russia this guy invented a way of arranging the elements according to their atomic weights, in a matrix. So cool.

Nick Norman does not work for, consult, own shares in or receive funding from any company or organization that would benefit from this article, and has disclosed no relevant affiliations beyond their ...

In honor of the establishment of the periodic table 150 years ago, scientists around the world have dubbed 2019 the “International Year of the Periodic Table.” Eugene Hoshiko Associated Press Happy ...

On 17 February 1869, Russian chemist Dmitri Mendeleev jotted down the symbols for the chemical elements, putting them in order according to their atomic weights and inventing the periodic table. He ...

This year we celebrate the 150 th anniversary of Mendeleev’s achievement in formulating the structure of the periodic table that we use today. He announced his structure in 1869, but the challenge of ...