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Science, New Series, Vol. 258, No. 5085, Nov. 13, 1992


Previous Issue: New Series, Vol. 258, No. 5084, Nov. 6, 1992
Next Issue: New Series, Vol. 258, No. 5086, Nov. 20, 1992


Front Matter (62 pp.)
Editorial: Minorities in Science, p. 1067
Daniel E. Koshland, Jr.


Letters
European Research Institutes, pp. 1069-1070
Heinrich Herbertz; Benno Müller-Hill; David A. Pendlebury; Alun Anderson
The Federal Budget and Special Interests, p. 1070
John M. Cornman
UV Light Exposure and HIV Replication, pp. 1070-1071
Mario Clerici; Gene M. Shearer
Yucatan Meteor: The Real Impact, p. 1071
Daniel H. Janzen
New Observations, p. 1071
Christopher Hardin


ScienceScope, p. 1075
Richard Stone


News
Clinton's Technology Agenda, pp. 1076-1078
David P. Hamilton
MicroGeneSys Vaccine Trial Gets a Public Peer Review, pp. 1079-1080
Jon Cohen
Closing In On Melanoma Susceptibility Gene(s), pp. 1080-1081
John Travis
Earth Scientists Assemble Atop an Ancient Rift, pp. 1082-1084
Richard A. Kerr
A New Kind of Organic Gardening, p. 1084
Ivan Amato
Playing `Telephone' With the Body's Message of Pain, p. 1085
Marcia Barinaga


Random Samples, pp. 1086-1087
Constance Holden

Correction: Dodging the Needle in Health Care, p. 1087


Perspective
A Fifty-Year Plan for Biodiversity Surveys, pp. 1099-1100
Peter H. Raven; Edward O. Wilson


Prevalence of AIDS-Related Risk Factors and Condom Use in the United States, pp. 1101-1106
Joseph A. Catania; Thomas J. Coates; Ron Stall; Heather Turner; John Peterson; Norman Hearst; M. Margaret Dolcini; Estie Hudes; John Gagnon; James Wiley; Robert Groves

Chaotic Stirring in a Tidal System, pp. 1107-1111
H. Ridderinkhof; J. T. F. Zimmerman


Research Article
Mechanism of DNA Strand Transfer Reactions Catalyzed by HIV-1 Reverse Transcriptase, pp. 1112-1118
James A. Peliska; Stephen J. Benkovic


Reports
Observation of Metastable Structural Excitations and Concerted Atomic Motions on a Crystal Surface, pp. 1119-1122
Ing-Shouh Hwang; Jene Golovchenko
Direct Mechanical Measurements of the Elasticity of Single DNA Molecules by Using Magnetic Beads, pp. 1122-1126
Steven B. Smith; Laura Finzi; Carlos Bustamante
Complete Wetting from Polymer Mixtures, pp. 1126-1129
Ullrich Steiner; Jacob Klein; Erika Eiser; Andrzej Budkowski; Lewis J. Fetters
Electron Photodetachment Cross Sections of Small Carbon Clusters: Evidence for Nonlinear Isomers, pp. 1129-1131
D. Zajfman; H. Feldman; O. Heber; D. Kella; D. Majer; Z. Vager; R. Naaman
A Liquid-Solution-Phase Synthesis of Crystalline Silicon, pp. 1131-1133
James R. Heath
Micropaleontological Evidence for Increased Meridional Heat Transport in the North Atlantic Ocean During the Pliocene, pp. 1133-1135
Harry J. Dowsett; Thomas M. Cronin; Richard Z. Poore; Robert S. Thompson; Robin C. Whatley; Adrian M. Wood
The Evolutionary Convergence of Hearing in a Parasitoid Fly and Its Cricket Host, pp. 1135-1137
Daniel Robert; John Amoroso; Ronald R. Hoy
The Complete Skull and Skeleton of an Early Dinosaur, pp. 1137-1140
Paul C. Sereno; Fernando E. Novas
Cooperativity Induced by a Single Mutation at the Subunit Interface of a Dimeric Enzyme: Glutathione Reductase, pp. 1140-1143
Nigel S. Scrutton; Mahendra P. Deonarain; Alan Berry; Richard N. Perham
In Vitro Transcriptional Activation by a Metabolic Intermediate: Activation by Leu3 Depends on α-Isopropylmalate, pp. 1143-1145
Ji-Ying Sze; Michael Woontner; Judith A. Jaehning; Gunter B. Kohlhaw
Bacteriophage λPaPa: Not the Mother of All λ Phages, pp. 1145-1148
Roger W. Hendrix; Robert L. Duda
Assignment of a Locus for Familial Melanoma, MLM, to Chromosome 9p13-p22, pp. 1148-1152
Lisa A. Cannon-Albright; David E. Goldgar; Laurence J. Meyer; Cathryn M. Lewis; David E. Anderson; Jane W. Fountain; Monika E. Hegi; Roger W. Wiseman; Elizabeth M. Petty; Allen E. Bale; Olufunmilayo I. Olopade; Manuel O. Diaz; David J. Kwiatkowski; Michael W. Piepkorn; John J. Zone; Mark H. Skolnick
A Functional Connection Between the Pores of Distantly Related Ion Channels as Revealed by Mutant K+ Channels, pp. 1152-1155
Lise Heginbotham; Tatiana Abramson; Roderick MacKinnon
B Cells Turn Off Virgin But Not Memory T Cells, pp. 1156-1159
Ephraim J. Fuchs; Polly Matzinger


Technical Comments
Perceptual Correlates of Massive Cortical Reorganization, pp. 1159-1160
V. S. Ramachandran; D. Rogers-Ramachandran; M. Stewart; Tim P. Pons
Structural Similarity Between Transforming Growth Factor-β2 and Nerve Growth Factor, pp. 1160-1162
Mark B. Swindells; Sun Daopin; Gerson H. Cohen; David Davies
Silica-Carbonate Isotopic Temperature Calibration, pp. 1162-1163
Robert N. Clayton; Aldo Shemesh


Book Reviews
Arsenals of Democracy, pp. 1168-1169
The Rise of the Gunbelt. The Military Remapping of Industrial America.
Anne Markusen; Peter Hall; Scott Campbell; Sabina Deitrick
Review author[s]: Stuart W. Leslie
----------------, p. 1170
Bhatnagar Laureates (1958-91).
Sushil Kumar
Review author[s]: Katherine Livingston
----------------, p. 1170
The Retroviridae. Vol. 1.
Jay A. Levy
Review author[s]: Katherine Livingston
Books Received, pp. 1171-1172


Special Section: Minorities in Science


Past Imperfect
Two Generations of Struggle: Special Report Overview, p. 1176
Elizabeth Culotta; Ann Gibbons
A Success Story Amid Decades of Disappointment, pp. 1177-1180
Walter E. Massey
What Went Wrong: Why Programs Failed, pp. 1185-1187
Calvin Sims


Future Conditional
Minority Programs that Get High Marks, pp. 1190-1191+1194-1196+1199
Ann Gibbons
Puerto Rico Exports Hispanic Scientists, p. 1191
Dawn Levy
Math Education: Multiplying the Meager Numbers, pp. 1200-1201
Paul Selvin


Active Voices
Minority Survivors Tell Their Tales, pp. 1204-1206
Constance Holden
Scientists of the Future: Jumping High Hurdles, pp. 1209-1210+1213
Elizabeth Culotta


Racial Modifiers
Black Colleges Cultivate Scientists, pp. 1216-1218
Elizabeth Culotta
Identity Crisis: Teaching v. Research, pp. 1223-1224
Elizabeth Culotta
Asian-Americans Bump Against Glass Ceilings, pp. 1224-1225+1228
Susan Katz Miller
Bridging Tribal, Technological Worlds, p. 1231
Dawn Levy
From Inner-City L.A. to Yale Engineering, p. 1232

Selected Resources, p. 1235


Back Matter (39 pp.)

Previous Issue: New Series, Vol. 258, No. 5084, Nov. 6, 1992
Next Issue: New Series, Vol. 258, No. 5086, Nov. 20, 1992



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