THE periodic acid Schiff technique has been used histochemically primarily as a means of localizing the 1,2 glycol linkage in tissue sections 1. It is known, however, that periodic acid is also ...

A few weeks ago I explained how five chemical elements came to be named for Greek and Roman gods. Let’s feast again at the periodic table and discover the mythological origins of five more el… ...

Nihonium --Periodic Table of Videos --YouTube Since the average lifespan of nihonium is as short as 2 milliseconds, it is impossible to obtain it and conduct experiments.

Here we have the periodic table showing only the valence, or outer electrons in each element. It is these outermost electrons that determine an element’s reactivity. Some patterns should stand out.

Just like the periodic table of chemical elements, which initially contained blank squares that were later filled in by scientists, the periodic table of machine learning also has empty spaces.

HAMMAR1 first described cells, laden with fat granules, in the thymus cortex of ageing humans. More recently, a detailed description of the histo-chemical reactions of these cells in the mouse ...

The International Union of Pure and Applied Chemistry, the century-old organization charged with maintaining the periodic table, finally announced it had approved the names of four new elements.

Elemental music: Interactive periodic table turns He, Fe, Ca into Do, Re, Mi Hydrogen has a scale pattern; zinc "sounds like an angelic vocalist singing with vibrato." ...

The periodic table devised by Dmitri Mendeleev in 1869 had only seven groups, but Ramsay suspected the new element may belong to a hitherto unknown eighth group.