According to his Nobel Committee biography, Ramsay went on to discover Helium in 1895; and in 1898 he found Neon, Krypton and Xenon. In mid-1894, Sir William Ramsay worked in conjunction with John William Strutt, Lord Rayleigh, on research which led to the discovery of Argon. They announced the discovery at the meeting of the British Association in August 1894, and in 1904 were awarded Nobel Prizes for the discovery.