Click here to see a slide show.
Mendeleev's table, a celebrated example of the visual display of quantitative information, transformed chemistry (and triggered imitations cataloguing everything from breakfast cereals to sex positions to neo-nerds). The table inspired thinkers including Primo Levi and C.P. Snow. "I could scarcely sleep for excitement the night after seeing the periodic table," Oliver Sacks wrote in his 2001 memoir Uncle Tungsten.
What can we expect from Stewart's new version—and is it time to scrap Mendeleev's old one? Click here for a slideshow about the periodic table.