Neon is the chemical element that has the symbol Ne and atomic number 10. Although a very common element in the universe, it's rare on Earth. A colorless, inert noble gas under standard conditions, neon gives a distinct reddish glow when used in vacuum discharge tubes and neon lamps. It is commercially extracted from air, in which it's found in trace amounts. History Neon (Greek νέον(neon) meaning "new one") was discovered in 1898 by Scottish chemist William Ramsay… (More on Neon)