Articles

 Asteroid Extinction Hypothesis

DENNIS V. KENT
Science 13 February 1981: 648-650.
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 Asteroid Extinction Hypothesis

GEORGE C. REID
Science 13 February 1981: 650-654.
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 Asteroid Extinction Hypothesis

RANDALL E. BROWN
Science 13 February 1981: 654.
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 Asteroid Extinction Hypothesis

LUIS W. ALVAREZ, WALTER ALVAREZ, FRANK ASARO, and HELEN V. MICHEL
Science 13 February 1981: 654-656.
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Erratum

Science 13 February 1981: 656.
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 Usefulness of the Social Sciences

KENNETH PREWITT
Science 13 February 1981: 659.
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Real-time color graphics in studies of molecular interactions

R Langridge, TE Ferrin, ID Kuntz, and ML Connolly
Science 13 February 1981: 661-666.
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Gene expression in eukaryotes

DD Brown
Science 13 February 1981: 667-674.
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Grant length and budget stability at the National Institutes of Health

JT Kalberer, Jr
Science 13 February 1981: 675-680.
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 William Perry and the Weapons Gamble

ELIOT MARSHALL
Science 13 February 1981: 681-683.
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 Energy, Security, and War

CONSTANCE HOLDEN
Science 13 February 1981: 683.
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 Hatch Takes Over Senate Labor Committee

MARJORIE SUN
Science 13 February 1981: 684-685.
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 Is R & D the Key to the Productivity Problem?

JOHN WALSH
Science 13 February 1981: 685-688.
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 Space Telescope Institute at Hopkins

JOHN WALSH
Science 13 February 1981: 686-687.
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 Governor Brown Boosts Microelectronics

Colin Norman
Science 13 February 1981: 688-689.
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 Geological Survey Chief Lost in Transition

Colin Norman
Science 13 February 1981: 689.
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 Youth and Loyalty at OMB

Colin Norman
Science 13 February 1981: 689.
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 Jumping genes help trace inherited diseases

R Lewin
Science 13 February 1981: 690-692.
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 There Is More to "Acid Rain" Than Rain

RICHARD A. KERR
Science 13 February 1981: 692-693.
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 New study links chlorination and cancer

TH Maugh, 2nd
Science 13 February 1981: 694.
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 The Demography of Well-Being

ROBERT L. CLARK
Science 13 February 1981: 695.
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 Controlling Oil Pollution

DANIEL S. CHEEVER
Science 13 February 1981: 696-697.
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 Lemurs

ROBERT JAY RUSSELL
Science 13 February 1981: 697.
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 Annelids

KRISTIAN FAUCHALD
Science 13 February 1981: 697-698.
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 Insects in Neurobiology

RALPH J. GREENSPAN
Science 13 February 1981: 698-699.
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 Books Received

Science 13 February 1981: 699.
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Observations of Solar Irradiance Variability

R. C. WILLSON, S. GULKIS, M. JANSSEN, H. S. HUDSON, and G. A. CHAPMAN
Science 13 February 1981: 700-702.
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On the Sources of Summertime Haze in the Eastern United States

GEORGE T. WOLFF, NELSON A. KELLY, and MARTIN A. FERMAN
Science 13 February 1981: 703-705.
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Hormesis: A Response to Low Environmental Concentrations of Petroleum Hydrocarbons

ROY B. LAUGHLIN, JR., JAMES NG, and HAROLD E. GUARD
Science 13 February 1981: 705-707.
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Methane Production from Acetate and Associated Methane Fluxes from Anoxic Coastal Sediments

FRANCIS J. SANSONE and CHRISTOPHER S. MARTENS
Science 13 February 1981: 707-709.
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Membrane conductance and action potential of a regenerating axonal tip

H Meiri, ME Spira, and I Parnas
Science 13 February 1981: 709-712.
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Gap junctional conductance is a simple and sensitive function of intracellular pH

DC Spray, AL Harris, and MV Bennett
Science 13 February 1981: 712-715.
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Concentration oscillations and efficiency: glycolysis

PH Richter and J Ross
Science 13 February 1981: 715-717.
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Free and forced diving in birds

JW Kanwisher, G Gabrielsen, and N Kanwisher
Science 13 February 1981: 717-719.
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Exposure of newborn rats to pharmacologically active compounds may permanently alter carcinogen metabolism

RA Faris and TC Campbell
Science 13 February 1981: 719-721.
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Sex Ratio Manipulation and Selection for Attractiveness

NANCY BURLEY
Science 13 February 1981: 721-722.
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Neural correlates of a nonjammable electrolocation system

JA Matsubara
Science 13 February 1981: 722-725.
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Interaction between purine and benzodiazepine: Inosine reverses diazepam-induced stimulation of mouse exploratory behavior

JN Crawley, PJ Marangos, SM Paul, P Skolnick, and FK Goodwin
Science 13 February 1981: 725-727.
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Tyrosine administration decreases vulnerability to ventricular fibrillation in the normal canine heart

NA Scott, RA DeSilva, B Lown, and RJ Wurtman
Science 13 February 1981: 727-729.
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Cigarette smoking in the 1970's: the impact of the antismoking campaign on consumption

KE Warner
Science 13 February 1981: 729-731.
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 Solar Wind Data and Ionospheric Potential

E. BAROUCH
Science 13 February 1981: 731.
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 Solar Wind Data and Ionospheric Potential

RALPH MARKSON
Science 13 February 1981: 731-732.
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 Wavelength-dependent enhancement in brain and behavior

GS Wasserman
Science 13 February 1981: 732-733.
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 Calcitonin: aversive effects in rats?

JA Deutsch
Science 13 February 1981: 733-734.
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 Calcitonin: Aversive Effects in Rats?

J. A. DEUTSCH
Science 13 February 1981: 733-734.
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 Calcitonin: Aversive Effects in Rats?

WILLIAM J. FREED, LLOYD A. BING, and RICHARD JED WYATT
Science 13 February 1981: 734.
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 PRODUCTS and MATERIALS

Science 13 February 1981: 736-738.
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