French scientist Charles Janet’s left-step periodic table, devised in 1928, isn’t likely to make it into textbooks anytime soon, however.

The iconic periodic table of elements, ... In 1862, the French geologist Alexandre-Émile Béguyer de Chancourtois produced a three-dimensional table, inscribing elements around a metal cylinder.

The Internet Database of Periodic Tables lists more than 1,000 versions, including a table of elemental scarcity, as well as cupcake, clock, Lego and haiku variations, and more technical adaptations.

In the late 1920s, the French amateur scientist Charles Janet devised various versions of the periodic table of the chemical elements, basing the positions of the elements on patterns in the ...

Click to legibilize. A periodic table showing where the discoveries of the different elements were carried out. Photo: Jamie Gallagher In this wonderful riff on the periodic table, science ...

When a French aristocrat discovered eka-aluminum in 1875, ... It's hard to imagine today, but when scientists introduced the periodic table, it was merely a conjecture.

In 1843, Leopold Gmelin worked with the Dobereiner’s system and developed a table of 55 elements that contained many of the similar relationships later found in the modern periodic table. Then in 1857 ...

Predictive power. Gallium. Mendeleev left blank spaces in his original periodic table so that he could properly line up the known elements. Gallium, element 31, was his first gap to be filled, in ...