The fifty-first annual congress of the South-Eastern Union of Scientific Societies will be held at Brighton during July 14–19. The Corporation of Brighton has put the Royal Pavilion at the disposal of the Congress. The president-elect is Prof. W. A. F. Balfour-Browne, who will give an address on “The Possibilities of Natural History”. The sectional presidents are E. J. Bedford (botany), A. H. Toms (geology), J. E. Ray (archaeology), Prof. G. D. Hale Carpenter (zoology). A morning session will be devoted to a discussion on “The Place of Scientific Societies in the Promotion of Science”, based on a circular letter received from the British Association. There will be an evening public lecture and film, “The Beginning of History”, dealing with British prehistory, the introductory lecture being given by E. Cecil Curwen, and a film programme for schools designed to promote interest in local natural history and archæology. The honorary general secretary, of the Union is H. M. Montford, 23 Mountside, Guildford, Surrey, from whom particulars of the Congress can be obtained.