The classic design of the table was created by Dmitri Mendeleev in 1863, organizing the then-known elements by number of electrons. Inspired by a graphic that sized the elements to reflect their ...

The periodic table of chemical elements hangs in front of chemistry classrooms worldwide and is an icon for science. Yet much was unknown about its history -- until now. The periodic table reflects ...

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Unlock the secrets of the Periodic Table of Elements with these surprising facts and deepen your understanding of the building blocks of our universe. The periodic table of elements is a cornerstone ...

Freelance writer Amanda C. Kooser covers gadgets and tech news with a twist for CNET. When not wallowing in weird gear and iPad apps for cats, she can be found tinkering with her 1956 DeSoto. This is ...

Breakthroughs, discoveries, and DIY tips sent six days a week. Terms of Service and Privacy Policy. Elements with atomic numbers 113, 115, 117, and 118 have been ...

Remember your periodic table from high school chemistry? As of Monday, it will look a little different. Four new elements have been added to the tail end of the familiar chart, completing the seventh ...

A computer graphic shows how the collision of calcium ions and berkelium atoms produces atoms of Element 117. (Credit: University of California Television) The scientific body in charge of chemistry’s ...

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 ...