Science

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  Año 1995, Vol. 267, Número 5194

  • New Year's resolutions, 1995

    Daniel E. Koshland Jr.

    pág. 11

    

  • NIH to reward top scientists

    pág. 19

    

  • FDA airs qualms over xenotransplants

    pág. 19

    

  • Battle looms over risk assessment

    pág. 19

    

  • Republican bucks basic research trend

    pág. 19

    

  • Asking science to measure up

    Jeffrey Mervis

    págs. 20-22

    

  • New rule could squelch shipments

    Richard Stone

    pág. 22

    

  • Rules would drop need for clinical data

    Richard Stone

    págs. 23-24

    

  • Chiron challenged on hepatitis-C patent

    Victoria Slind-Flor

    pág. 23

    

  • Broder to join exodus from NCI

    Eliot Marshall

    pág. 24

    

  • Use of placebo controls in clinical trials disputed

    Gary Taubes

    págs. 25-26

    

  • CERN's LHC gets the go-ahead

    Daniel Clery

    pág. 26

    

  • Ice, quakes, and a wobble shake San Francisco

    Richard A. Kerr

    págs. 27-28

    

  • Germans discover yet another element

    pág. 29

    

  • Italy will stay in European consortium

    pág. 29

    

  • Stricter rules readied for infectious materials

    pág. 29

    

  • EPA offers new fellowships

    pág. 29

    

  • Evolution made visible

    Jonathan Weiner

    págs. 30-33

    

  • Timing evolution's early bursts

    Richard A. Kerr

    págs. 33-34

    

  • The mystery of humanity's missing mutations

    Ann Gibbons

    págs. 35-36

    

  • The uses of evolutionary biology

    Douglas J. Futuyma

    págs. 41-42

    

  • Fast glacier flow over soft beds

    Peter U. Clark

    págs. 43-44

    

  • Solar neutrinos--From puzzle to paradox

    R.S. Raghavan

    págs. 45-51

    

  • High-luminosity blue and blue-green gallium nitride light-emitting diodes

    S.N. Mohammad, H. Morkoc

    págs. 51-55

    

  • Atomic resolution of the silicon (111)-(7x7) surface by atomic force microscopy

    Franz J. Giessibl

    págs. 68-71

    

  • Atomic-scale images of the growth surface of Ca1-xSrxCuO2 copper thin films

    Takuya Matsumoto, Kazumasa Koguchi

    págs. 71-73

    

  • Single cells as biosensors for chemical separations

    Jason B. Shear, Harvey A. Fishman

    págs. 74-77

    

  • Permian-Triassic life crisis on land

    G.J. Retallack

    págs. 77-80

    

  • Flow mechanism of glaciers on soft beds

    Neal R. Iverson, Brian Hanson

    págs. 80-81

    

  • Ozone destruction by chlorine: The impracticality of mitigation through ion chemistry

    A.A. Viggiano, R.A. Morris

    págs. 82-84