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Science, New Series, Vol. 252, No. 5003, Apr. 12, 1991


Previous Issue: New Series, Vol. 252, No. 5002, Apr. 5, 1991
Next Issue: New Series, Vol. 252, No. 5004, Apr. 19, 1991


Front Matter (21 pp.)
Science and Peace, p. 189
Daniel E. Koshland, Jr.


Letters
Museum of Comparative Zoology: Expanded "Skeleton Staff", p. 191
Edward O. Wilson
IQ and Heredity, pp. 191-192
Richard M. Dudley; Jonathan Beckwith; Lisa Geller; Sahotra Sarkar; Thomas J. Bouchard, Jr.; David T. Lykken; Matthew McGue; Nancy L. Segal; Auke Tellegen
Altruism: Docility or Group Identification?, p. 192
Linnda R. Caporael; Robyn M. Dawes; Herbert A. Simon


Erratum: Effectiveness of AIDS Vaccines, p. 192
ScienceScope, p. 199


News and Comment
Can David Kessler Revive the FDA?, pp. 200-203
Ann Gibbons
Candidate in Sight to Head Salk, p. 203
Yvonne Baskin
French AIDS Researcher Cleared, p. 203
Alexander Dorozynski
Ozone Destruction Worsens, p. 204
Richard A. Kerr
Greenhouse Policy: A Bargain?, pp. 204-205
Colin Norman
Microbes and "The Trabi Problem", p. 205
Michael Balter


Briefings
Secret Rocket, p. 206
Constance Holden
The Mind: Buddhism and Biology, p. 206
Constance Holden
Computerized Mandala-Dharma goes High-Tech, p. 206
Constance Holden
Darkness in the East, p. 206
Constance Holden
Antiviral AIDS Drug Nears Approval, pp. 206-207
Constance Holden
Appropriate Agriculture, p. 207
Constance Holden
Sleeping With Scuds, p. 207
Constance Holden
Largest-Ever Dinosaur Skull, p. 207
Constance Holden
Submariner to Captain Science Service, p. 207
Constance Holden


Research News
Piping X-Rays Through a Glass Brightly, pp. 208-209
Ivan Amato
How the Nose Knows: Olfactory Receptor Cloned, pp. 209-210
Marcia Barinaga
Research on Biological Pest Control Moves Ahead, pp. 211-212
Anne Simon Moffat
Magellan: No Venusian Plate Tectonics Seen, p. 213
Richard A. Kerr
Does Egg Beckon Sperm When the Time Is Right?, p. 214
Leslie Roberts
Single Electron Transistor Explained, p. 215
Faye Flam
A New Star Is Born, p. 215
Michelle Hoffman


Mantle Phase Changes and Deep-Earthquake Faulting in Subducting Lithosphere, pp. 216-225
Stephen H. Kirby; William B. Durham; Laura A. Stern

Models for Material Failure and Deformation, pp. 226-234
Paul Meakin

Pattern Formation During Animal Development, pp. 234-241
D. A. Melton


Research Article
Satellite-Image-Derived Velocity Field of an Antarctic Ice Stream, pp. 242-246
R. A. Bindschadler; T. A. Scambos


Reports
Magellan: Mission Summary, pp. 247-249
R. Stephen Saunders; Gordon H. Pettengill
An Overview of Venus Geology, pp. 249-252
R. Stephen Saunders; Raymond E. Arvidson; James W. Head III; Gerald G. Schaber; Ellen R. Stofan; Sean C. Solomon
Fundamental Issues in the Geology and Geophysics of Venus, pp. 252-260
Sean C. Solomon; James W. Head
Magellan: Radar Performance and Data Products, pp. 260-265
Gordon H. Pettengill; Peter G. Ford; William T. K. Johnson; R. Keith Raney; Laurence A. Soderblom
Magellan: Electrical and Physical Properties of Venus' Surface, pp. 265-270
G. Leonard Tyler; Peter G. Ford; Donald B. Campbell; Charles Elachi; Gordon H. Pettengill; Richard A. Simpson
Magellan: Initial Analysis of Venus Surface Modification, pp. 270-275
R. E. Arvidson; V. R. Baker; C. Elachi; R. S. Saunders; J. A. Wood
Venus Volcanism: Initial Analysis from Magellan Data, pp. 276-288
James W. Head; Donald B. Campbell; Charles Elachi; John E. Guest; Dan P. McKenzie; R. Stephen Saunders; Gerald G. Schaber; Gerald Schubert
Impact Craters on Venus: Initial Analysis from Magellan, pp. 288-297
Roger J. Phillips; Raymond E. Arvidson; Joseph M. Boyce; Donald B. Campbell; John E. Guest; Gerald G. Schaber; Laurence A. Soderblom
Venus Tectonics: Initial Analysis from Magellan, pp. 297-312
Sean C. Solomon; James W. Head; William M. Kaula; Dan McKenzie; Barry Parsons; Roger J. Phillips; Gerald Schubert; Manik Talwani
Crystal Structure of Osmylated C 60 : Confirmation of the Soccer Ball Framework, pp. 312-313
Joel M. Hawkins; Axel Meyer; Timothy A. Lewis; Stefan Loren; Frederick J. Hollander


Book Reviews
Segregations, pp. 320-321
Job Queues, Gender Queues. Explaining Women's Inroads into Male Occupations.
Barbara F. Reskin; Patricia A. Roos
Review author[s]: Daniel B. Cornfield
The Perception of Odor, p. 321
The Vertebrate Olfactory System. Chemical Neuroanatomy, Function and Development.
Norbert Halász
Review author[s]: Robert R. H. Anholt
The Fern Gametophyte, pp. 321-322
Developmental Biology of Fern Gametophytes.
V. Raghavan
Review author[s]: Dean P. Whittier
----------------, p. 322
Rainforests. A Guide to Research and Tourist Facilities at Selected Tropical Forest Sites in Central and South America.
James L. Castner
Neotropical Rainforest Mammals. A Field Guide.
Louise H. Emmons; Francois Feer
Review author[s]: K. L.
Books Received, pp. 322-323


Back Matter (21 pp.)

Previous Issue: New Series, Vol. 252, No. 5002, Apr. 5, 1991
Next Issue: New Series, Vol. 252, No. 5004, Apr. 19, 1991



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