A special elemental magic

A staple in every science classroom is the periodic table of elements, and for many it is their first introduction to the vast mysteries of the natural world.

Discovery of periodic tables for molecules

The periodic table of elements was proposed in 1869, and thereafter became one of the cornerstones of the natural sciences. This table was designed to contain all the elements found in nature in a special layout that groups ...

The hidden structure of the periodic system

The periodic table of elements that most chemistry books depict is only one special case. This tabular overview of the chemical elements, which goes back to Dmitri Mendeleev and Lothar Meyer and the approaches of other chemists ...

Scientists theorize properties of fleeting astatine

Astatine is among the world's rarest elements – with a maximum half-life of just eight hours, found in tiny amounts in natural radioactive decay chains, but also produced by bombarding bismuth with energetic atomic particles. ...

QR code access to Nobel Prizes in Chemistry

Mobile devices equipped with a QR (quick response) code scanning app, which gives consumers instant access to information on the Web, now can give the same access to 110 years of information about the most prestigious honors ...

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