Néon is a chemical element with the symbol Ne and atomic number 10. It is a colorless, odorless gas that belongs to the noble gases group in the periodic table. Néon is known for its bright, colorful glow when electrified, making it popular for use in neon signs and lighting. Discovered in 1898 by William Ramsay and Morris Travers, néon is found in trace amounts in the Earth's atmosphere. It is non-reactive and does not form compounds easily, which is characteristic of noble gases. Due to its rarity and unique properties, néon is often used in high-voltage indicators and various types of lighting.