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Science, New Series, Vol. 240, No. 4856, May 27, 1988


Previous Issue: New Series, Vol. 240, No. 4855, May 20, 1988
Next Issue: New Series, Vol. 240, No. 4857, Jun. 3, 1988


Front Matter (32 pp.)
Need for Long-Range Energy Policies, p. 1121
Philip H. Abelson


Letters
Risk Assessment Reappraisals, pp. 1125-1126
John A. Moore; Henry Hurwitz; James D. Wilson
Macro, not Macho, p. 1126
Marvin E. Jaffe


Policy Forum
Science and Product, pp. 1131-1132+1203-1204
Ralph E. Gomory; Roland W. Schmitt


News & Comment
Change Breeds Change at the ARS, pp. 1135-1137
Mark Crawford
Hughes Institute Spreads the Wealth, p. 1138
Barbara J. Culliton
Court Order Puts EMP Test Program on Hold, pp. 1139-1140
Colin Norman
Norway: Boosting R&D for a Post-Oil Economy, pp. 1140-1141
David Dickson


Briefing
Europe Grants First Patent on Plants, p. 1142
D.D.
U.K. Group to Set up Soviet Seismic Station, p. 1142
D.D.
Stock Market Decline Cuts Endowments 13.1%, p. 1142
J.W.
Hungarian Researchers Form Unofficial Union, pp. 1142-1143
D.D.

Nicotine Likened to Cocaine, Heroin, p. 1143
Gregory Byrne


Research News
Evidence of Arctic Ozone Destruction, pp. 1144-1145
Richard A. Kerr
Change in Polio Strategy?, p. 1145
Leslie Roberts
New Views Emerge on Hunters and Gatherers, pp. 1146-1148
Roger Lewin
Beef and Chocolate: A Partial Reprieve, p. 1149
Leslie Roberts


An Assessment of the Performance and Requirements for ``Adiabatic'' Engines, pp. 1157-1162
James Zucchetto; Phillip Myers; John Johnson; Dennis Miller

Topological Solutions in Gauge Theory and their Computer Graphic Representation, pp. 1163-1168
Anthony J. G. Hey; John H. Merlin; Martin William Ricketts; Michael T. Vaughn; David C. Williams

Interleukin-2: Inception, Impact, and Implications, pp. 1169-1176
Kendall A. Smith

Synthetic Amphiphilic Peptide Models for Protein Ion Channels, pp. 1177-1181
J. D. Lear; Z. R. Wasserman; W. F. DeGrado


Reports
Light-Addressable Potentiometric Sensor for Biochemical Systems, pp. 1182-1185
Dean G. Hafeman; J. Wallace Parce; Harden M. McConnell
Crystal Structure of Hexaazaoctadecahydrocoronene Dication [HAOC] 2+ , a Singlet Benzene Dication, pp. 1185-1188
Joel S. Miller; David A. Dixon; Joseph C. Calabrese
Virus-Like Particles and a Spider Mite Intimately Associated with a New Disease of Barley, pp. 1188-1190
Nancy L. Robertson; Thomas W. Carroll
Macroevolutionary Interpretations of Symmetry and Synchroneity in the Fossil Record, pp. 1190-1193
Jennifer A. Kitchell; Norman MacLeod
Predator-Induced Trophic Shift of a Free-Living Ciliate: Parasitism of Mosquito Larvae by their Prey, pp. 1193-1195
Jan O. Washburn; Michael E. Gross; David R. Mercer; John R. Anderson
Dopamine-Accumulating Retinal Neurons Revealed by in vitro Fluorescence Display a Unique Morphology, pp. 1196-1198
Dennis M. Dacey
Calicheamicin γ 1 I : An Antitumor Antibiotic that Cleaves Double-Stranded DNA Site Specifically, pp. 1198-1201
Nada Zein; Achyut M. Sinha; William J. McGahren; George A. Ellestad


Technical Comments
Is c-Myc Protein Directly Involved in DNA Replication?, p. 1202
Crisanto Gutierrez; Zong-Sheng Guo; William Burhans; Melvin L. DePamphilis; James Farrell-Towt; Grace Ju
Is c-Myc Protein Directly Involved in DNA Replication?: Response, pp. 1202-1203
George P. Studzinski


Book Reviews
Women in the Economy, pp. 1208-1209
Hidden Aspects of Women's Work
Christine Bose; Roslyn Feldberg; Natalie Sokoloff
Review author[s]: M. Patricia Fernández Kelly
Champions of Relativity, pp. 1209+1212
Einstein in Spain
Thomas F. Glick
Review author[s]: Carolyn P. Boyd
Optimal Foraging, pp. 1212-1213
Foraging Behavior
Alan C. Kamil; John R. Krebs; H. Ronald Pulliam
Review author[s]: Nils Chr. Stenseth
North American Paleontology, pp. 1213-1214
Late Quaternary Mammalian Biogeography and Environments of the Great Plains and Prairies
Russell W. Graham; Holmes A. Semken; Mary Ann Graham
Review author[s]: C. S. Churcher


Back Matter (39 pp.)

Previous Issue: New Series, Vol. 240, No. 4855, May 20, 1988
Next Issue: New Series, Vol. 240, No. 4857, Jun. 3, 1988



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