The Periodic Debate has attracted many comments; we speak to Philip Stewart, one of the leading commenters

Wonderlab is undergoing some scheduled maintenance and Sophie is sure she turned everything off

When we light a candle, the chemistry we are pursuing is not only especially beautiful, but also especially complex

Maps showing the location of the main producers of elements and the amounts produced

The first metamaterial to display optical properties accross the visible region

Derivative current-density maps reveal how so-called breathing modes in the benzene ring cause aromaticity and antiaromaticity to ebb and flow

Michel R. Gagné, Andreas Kirschning, Fernando P. Cossio, and Jurriaan Huskens are interviewed this month

Simply stirring a gelled solution of dye can result in circularly polarized luminescence

Hindered photochromic benzo- and naphtho[1,3]oxazines can switch rapidly between colorless and colored forms under ultraviolet irradiation

Peter Atkins' new book, On Being, exploring the great questions of existence is reviewed by Uwe Meierhenrich