Relay-Version: version B 2.10 5/3/83; site utzoo.UUCP Posting-Version: version B 2.10.2 9/18/84; site ucla-cs.ARPA Path: utzoo!linus!decvax!genrad!panda!talcott!harvard!seismo!hao!hplabs!sdcrdcf!trwrb!trwrba!cepu!ucla-cs!rik From: rik@ucla-cs.UUCP Newsgroups: net.mag Subject: TOC Scientific American 252(6), June 1985 Message-ID: <5627@ucla-cs.ARPA> Date: Wed, 22-May-85 22:42:08 EDT Article-I.D.: ucla-cs.5627 Posted: Wed May 22 22:42:08 1985 Date-Received: Mon, 27-May-85 06:38:12 EDT Reply-To: rik@ucla-cs.UUCP (Rik Verstraete) Distribution: net Organization: UCLA Computer Science Department Lines: 83 %A Wassily Leontief %T The Choice of Technology %J Scientific American %V 252 %N 6 %D June 1985 %P 37-45 %X Managers have a powerful new analytical method for making investment decisions about technology. %A Richard L. Edelson %A Joseph M. Fink %T The Immunologic Function of Skin %J Scientific American %V 252 %N 6 %D June 1985 %P 46-53 %X There are specialized cells in the epidermis that present foreign antigens to lymphocytes in the skin. %A J.M. LoSecco %A Frederick Reines %A Daniel Sinclair %T The Search for Proton Decay %J Scientific American %V 252 %N 6 %D June 1985 %P 54-62 %X Is matter immortal? Theory says it is not, but so far no protons have been seen to decay. %A Ivan R. King %T Globular Clusters %J Scientific American %V 252 %N 6 %D June 1985 %P 78-88 %X Dense throngs of ancient stars, they tell much about stellar evolution and the history of the universe. %A A.G. Cairns-Smith %T The First Organisms %J Scientific American %V 252 %N 6 %D June 1985 %P 90-100 %X Not primordial soup but clay, it is argued, provided the fundamental materials from which life came. %A Michael P. Ghiglieri %T The Social Ecology of Chimpanzees %J Scientific American %V 252 %N 6 %D June 1985 %P 102-113 %X A uniquely flexible social order enables chimp society to adjust to changes in the abundance of food. %A A. Trevor Hodge %T Siphons in Roman Aqueducts %J Scientific American %V 252 %N 6 %D June 1985 %P 114-119 %X The siphon formed a key element in the water-supply systems that made Roman urbanization possible. %A Walter Tape %T The Topology of Mirages %J Scientific American %V 252 %N 6 %D June 1985 %P 120-129 %X The distortions that create mirages can be analyzed topologically, without reference to atmospherics.