In the wee hours of the late 17th century, Isaac Newton could be found locked up in his laboratory prodding the secrets of nature. Giant plumes of green smoke poured from cauldrons of all shapes and ...

The United Nations have proclaimed 2019 to be the International Year of the Periodic Table of Chemical Elements (IYPT 2019) to mark the 150th anniversary of the classification system that decorates ...

Forbes contributors publish independent expert analyses and insights. The Universe is out there, waiting for you to discover it. When it comes to the elements in the periodic table found throughout ...

This is a guest editorial by Eric Scerri, a lecturer in the department of chemistry and biochemistry at the University of California, Los Angeles, and author of “The Periodic Table: Its Story and Its ...

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 ...

Think of bismuth as the Cinderella of the periodic table. Because it is surrounded by its toxic stepsiblings—the elements lead, tin, antimony, tellurium, and polonium—chemists often overlook bismuth ...

You may use table navigation commands for the screen reader of your choice. The Periodic Table of Elements. Each entry contains the atomic number, chemical symbol, and atomic mass to two decimal ...

When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. Oxygen can breathe easy, but the party might soon be over for helium balloons. The bubbly new ...

Like a scouting handbook for the molecular realm, a new chart reveals how to tie molecules up in knots of increasing complexity. Mathematicians have cataloged billions of distinct knot types, but ...

One of my favorite tunes growing up was Tom Lehrer's song The Elements, which was merely the periodic table sung to the tune of Gilbert & Sullivan's "Major General's Song." (The version above, from ...

In the first episode of his famous TV series about space, "Cosmos: A Personal Voyage," the late astronomer Carl Sagan wastes no time dramatically setting the stage. "The surface of the Earth is the ...

Nihonium, Moscovium, Tennessine and Oganesson are officially official. This week, the International Union of Pure and Applied Chemistry added numbers 113, 115, 117 and 118 to the Period table of ...