engine, said engine could operate for "only 30 seconds at a time". The design was still recognizably a glider, introducing no innovations in that regard. It was also a "technological dead end", failing to influence the flying machines of the 20th century. It also attracted little press coverage, though possibly because the Michigan press was preoccupied with William McKinley, President of the United States visiting Three Oaks, Michigan, at about the same time.Caroll Gray, "The Herring Powered Biplane Glider 1898" Science Henri Becquerel discovered radioactivity. X-rays were discovered by Wilhelm Röntgen. Swedish scientist Svante Arrhenius and US geologist Thomas Chrowder Chamberlin independently suggested that human CO2 emissions might cause global warming. 1894: Argon was discovered by Lord Rayleigh and William Ramsay. 1895: Helium was discovered to exist on the Earth by William Ramsay, 27 years after first being detected spectrographically on the Sun in 1868. 1896: One year after helium's terrestrial discovery, neon, krypton, and xenon were discovered by William Ramsay and Morris Travers. 1897: Social scientist Émile Durkheim published the groundbreaking study Suicide. Popular culture Settlement movement based on Jane Addams' Hull House in Chicago. Hale Johnson was a major leader of the American temperance movement. Department of Scientific Temperance Instruction, under Mary Hunt, achieved de facto control over all alcohol education in the USA. The fin de siècle (primarily in Paris and Brussels). Literature and arts Oscar Wilde published The Picture of Dorian Gray in 1891. Sir Arthur Conan Doyle published the first Sherlock Holmes story in Strand Magazine in 1891. Frank Wedekind releases Spring Awakening in 1891. Thomas Hardy published Tess of the d'Urbervilles in 1891. Rudyard Kipling published Barrack-Room Ballads in 1892. Charlotte Perkins Gilman published The Yellow Wallpaper in 1892. Rudyard Kipling published The Jungle Book in 1894. Kate Chopin published "The Story of an Hour" in 1894 George H. Thomas published in 1894 the first illustrated song for The Little Lost Child. H. G. Wells published The Time Machine (1895), The Island of Doctor Moreau (1896), and The War of the Worlds (1898). H. G. Wells created modern science fiction with his book The War of the Worlds. A. E. Housman published A Shropshire Lad in 1896. William James published ‘’The Will to Believe’’ in 1896, laying out the basics of Pragmatism. Bram Stoker's Dracula is published by Archibald Constable & co. (UK) in 1897. Anton Chekhov published Uncle Vanya in 1899. Kate Chopin