Add Yahoo as a preferred source to see more of our stories on Google. The periodic table, also called the periodic table of elements, is an organized arrangement of the 118 known chemical elements.

Japanese scientists have made a new (nu?) periodic table organized by the number of protons in the nucleus instead of the element’s number of electrons. They call it the Nucletouch table, and where ...

The periodic table of the elements, principally created by the Russian chemist, Dmitry Mendeleev (1834-1907), celebrated its 150th anniversary last year. It would be hard to overstate its importance ...

See more of our trusted coverage when you search. Prefer Newsweek on Google to see more of our trusted coverage when you search. This year is the International Year of the Periodic Table of Chemical ...

The periodic table has become an icon of science. Its rows and columns provide a tidy way of showcasing the elements—the ingredients that make up the universe. It seems obvious today, but it wasn't to ...

"Sui-hei-ri-be, boku no fune..."If you have ever studied high school chemistry, you have likely heard this before.Hydrogen, helium, lithium, beryllium...It is a famous mnemonic device for memorizing ...

The story of the fifteenth element began in Hamburg, in 1669. The unsuccessful glassblower and alchemist Hennig Brandt was trying to find the philosopher’s stone, a mythical substance that could turn ...

This lesson utilizes an adaptation of the board game Periodic: A Game of the Elements to help students better understand both general periodic trends and the law of conservation of energy. This ...

The iconic chart of elements has served chemistry well for 150 years. But it’s not the only option out there, and scientists are pushing its limits. By Siobhan Roberts When Sir Martyn Poliakoff, a ...

It's elemental—scientists agree that the periodic table is incomplete. And when it comes to unveiling parts of the periodic table yet undiscovered, the Department of Energy's Oak Ridge National ...

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 ...