Science, New Series, Vol. 211, No. 4483, Feb. 13, 1981

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Previous Issue: New Series, Vol. 211, No. 4482, Feb. 6, 1981
Next Issue: New Series, Vol. 211, No. 4484, Feb. 20, 1981

Front Matter (36 pp.)

Letters

Asteroid Extinction Hypothesis, pp. 648+650+653-656

Dennis V. Kent; George C. Reid; Randall E. Brown; Luis W. Alvarez; Walter Alvarez; Frank Asaro; Helen V. Michel

Erratum: Mutagenicity of Fly Particles in Paramecium, p. 656

Usefulness of the Social Sciences, p. 659

Kenneth Prewitt

Real-Time Color Graphics in Studies of Molecular Interactions, pp. 661-666

Robert Langridge; Thomas E. Ferrin; Irwin D. Kuntz; Michael L. Connolly

Gene Expression in Eukaryotes, pp. 667-674

Donald D. Brown

Grant Length and Budget Stability at the National Institutes of Health, pp. 675-680

John T. Kalberer

News and Comment

William Perry and the Weapons Gamble, pp. 681-683

Eliot Marshall

Energy, Security, and War, p. 683

Constance Holden

Hatch Takes over Senate Labor Committee, pp. 684-685

Marjorie Sun

Is R & D the Key to the Productivity Problem?, pp. 685-688

John Walsh

Briefing

Governor Brown Boosts Microelectronics, pp. 688-689

Colin Norman

Geological Survey Chief Lost in Transition, p. 689

Colin Norman

Youth and Loyalty at OMB, p. 689

Colin Norman

Research News

Jumping Genes Help Trace Inherited Diseases, pp. 690-692

Roger Lewin

There is More to ``Acid Rain'' Than Rain, pp. 692-693

Richard A. Kerr

New Study Links Chlorination and Cancer, p. 694

Thomas H. Maugh

Book Reviews

The Demography of Well-Being, p. 695

Birth and Fortune

Richard A. Easterlin

Review author[s]: Robert L. Clark

Controlling Oil Pollution, pp. 696-697

Pollution, Politics, and International Law

R. Michael M'Gonigle; Mark W. Zacher

Review author[s]: Daniel S. Cheever

Lemurs, p. 697

Nocturnal Malagasy Primates

P. Charles-Dominique; H. M. Cooper; A. Hladik; C. M. Hladik; E. Pages; G. F. Pariente; A. Petter-Rousseaux; A. Schilling

Review author[s]: Robert Jay Russell

Annelids, pp. 697-698

Aquatic Oligochaete Biology

Ralph O. Brinkhurst; David G. Cook

Review author[s]: Kristian Fauchald

Insects in Neurobiology, pp. 698-699

Receptors for Neurotransmitters, Hormones and Pheromones in Insects

David B. Sattelle; Linda M. Hall; John G. Hildebrand

Review author[s]: Ralph J. Greenspan

Reports

Observations of Solar Irradiance Variability, pp. 700-702

R. C. Willson; S. Gulkis; M. Janssen; H. S. Hudson; G. A. Chapman

On the Sources of Summertime Haze in the Eastern United States, pp. 703-705

George T. Wolff; Nelson A. Kelly; Martin A. Ferman

Hormesis: A Response to Low Environmental Concentrations of Petroleum Hydrocarbons, pp. 705-707

Roy B. Laughlin; Ng James; Harold E. Guard

Methane Production from Acetate and Associated Methane Fluxes from Anoxic Coastal Sediments, pp. 707-709

Francis J. Sansone; Christopher S. Martens

Membrane Conductance and Action Potential of a Regenerating Axonal Tip, pp. 709-712

Hamutal Meiri; Micha E. Spira; Itzak Parnas

Gap Junctional Conductance Is a Simple and Sensitive Function of Intracellular pH, pp. 712-715

D.C. Spray; A. L. Harris; M. V. L. Bennett

Concentration Oscillations and Efficiency: Glycolysis, pp. 715-717

Peter H. Richter; John Ross

Free and Forced Diving in Birds, pp. 717-719

John W. Kanwisher; Geir Gabrielsen; Nancy Kanwisher

Exposure of Newborn Rats to Pharmacologically Active Compounds may Permanently Alter Carcinogen Metabolism, pp. 719-721

Ronald A. Faris; T. Colin Campbell

Sex Ratio Manipulation and Selection for Attractiveness, pp. 721-722

Nancy Burley

Neural Correlates of a Nonjammable Electrolocation System, pp. 722-725

Joanne A. Matsubara

Interaction between Purine and Benzodiazepine: Inosine Reverses Diazepam-Induced Stimulation of Mouse Exploratory Behavior, pp. 725-727

Jacqueline N. Crawley; Paul J. Marangos; Steven M. Paul; Phil Skolnick; Frederick K. Goodwin

Tyrosine Administration Decreases Vulnerability to Ventricular Fibrillation in the Normal Canine Heart, pp. 727-729

Neal A. Scott; Regis A. DeSilva; Bernard Lown; Richard J. Wurtman

Cigarette Smoking in the 1970's: The Impact of the Antismoking Campaign on Consumption, pp. 729-731

Kenneth E. Warner

Solar Wind Data and Ionospheric Potential, pp. 731-732

E. Barouch; Ralph Markson

Wavelength-Dependent Enhancement in Brain and Behavior, pp. 732-733

Gerald S. Wasserman; Peter Gouras; Eberhart Zrenner

Calcitonin: Aversive Effects in Rats?, pp. 733-734

William J. Freed; Lloyd A. Bing; Richard Jed Wyatt

Back Matter (23 pp.)

Previous Issue: New Series, Vol. 211, No. 4482, Feb. 6, 1981
Next Issue: New Series, Vol. 211, No. 4484, Feb. 20, 1981