William Ramsay was a Scottish chemist born on October 2, 1852. He is best known for his discovery of the noble gases, a group of elements that includes helium, neon, argon, krypton, xenon, and radon. Ramsay's work significantly advanced the field of chemistry and earned him the Nobel Prize in Chemistry in 1904. Ramsay conducted his research at University College London, where he collaborated with other scientists. His discoveries helped to expand the periodic table and provided insights into the behavior of gases. Ramsay's contributions laid the groundwork for further studies in atomic structure and gas chemistry.