Tim Radford is the author of The Consolations of Physics. He was science editor of The Guardian for 13 years. In The Periodic Table, Primo Levi — scientist, poet, writer — makes chemistry a ...

The periodic table shows all the atoms that everything in the known universe is made from. It’s kind of like the alphabet in which only 26 letters, in different combinations, make up many thousands of ...

Explore the periodic table, and build atoms and molecules in this web edition of the NOVA Elements iPad App. It's Elemental In this interactive periodic table, explore the elements and their ...

Positioning an element in the periodic table requires establishing its atomic weight and chemical properties. For example, radium behaves a lot like barium and has a heavier atomic weight, so it ...

The periodic table of elements—also known as Mendeleev’s table—was developed in 1869 by Russian chemist Dmitri Mendeleev. It organizes all known chemical elements by their atomic number, ...

Wothers finds many such twists in the stories hidden behind the squares of the periodic table. Antimony (element No. 51) is a lustrous mineral; four thousand years ago, people carved vases out of ...

150 years ago, Russian chemist Dmitrii Mendeleev created the periodic table of the elements, revolutionizing chemistry. Skip to content. Subscribe or renew today ...

The periodic table brought solidity to a field of inquiry that had long been squishy. Sir Isaac Newton, in Query 31, a section in his 1717 work “Opticks,” listed and ranked chemical compounds ...

The periodic table of elements is a landmark categorization developed in 1869 by the Russian chemist and inventor Dmitri Mendeleev. It arranges all natural and synthetic elements by their atomic ...

Lots of knots. In the “periodic table” below, knots that scientists have already synthesized are in orange and knots yet to be made are in blue.

The oldest known periodic table in world has been discovered at the University of St Andrews. Dated back to 1885, the table was created only 16 years after Russian chemist Dmitri Mendeleev ...