This week's element is francium, which has the symbol Fr and the atomic number 87. Francium is a highly radioactive alkali metal that is vanishingly rare in the wild. It is the most unstable naturally ...

Benjamin holds a Master's degree in anthropology from University College London and has previously worked in the fields of psychedelic neuroscience and mental health. Benjamin holds a Master's degree ...

The periodic table, which arranges elements based on chemical behavior and physical properties, is a triumph of science. Yet the first table, developed in the late 1860s, was riddled with gaps created ...

When it comes to the periodic table, the United States really blew its chance to make a name for itself. If you look over a map of all the elements named for cities, states, countries, and continents, ...