Last week, we explored the evolution of the periodic table, with all its elements in order. Now that we’re well-organized, let’s dive into the reasoning. * The table is generally sorted by the number ...

Arts & Entertainment Live Science crossword puzzle #5: Substance with a pH value less than 7 — 2 down Arts & Entertainment Live Science crossword puzzle #8: Lowest possible temperature in the universe ...

I remember my high school chemistry classes well. The lab, located on the top floor of a large townhouse in London's trendy Notting Hill, featured a big periodic table, complete with photographs and ...

First established in 1869, the periodic table quickly took the scientific world by storm as a means of properly organizing elements. Beyond being a helpful learning tool, the periodic table allowed ...

A century and a half ago, a Russian chemistry professor published a classification of all the known elements, organized by atomic weight. Today, the system that he created for his students — plus some ...

When it comes to science, chemistry is elemental. That pun is based on the fact that the main building blocks in the branch of science are chemical elements, pure substances made from a single type of ...