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Institución detectada Período Navegá Descargá Solicitá
No detectada desde mar. 1997 / hasta dic. 2023 Science Journals

Información

Tipo de recurso:

revistas

ISSN impreso

0036-8075

ISSN electrónico

1095-9203

Editor responsable

American Association for the Advancement of Science (AAAS)

País de edición

Estados Unidos

Fecha de publicación

Cobertura temática

Tabla de contenidos

The End of the World Is Flat Cycles of Time An Extraordinary New View of the Universe by Roger Penrose Bodley Head, London, 2010. 300 pp. £25, C$37.95. ISBN 9

Raphael Bousso

<jats:p>From the second law of thermodynamics and the "light-cone geometry of space-time," Penrose argues that the end of our current expanding universe will serve as the big bang of a new one.</jats:p>

Palabras clave: Multidisciplinary.

Pp. 1266-1267

Books Received

<jats:p> A <jats:ext-link xmlns:xlink="http://www.w3.org/1999/xlink" ext-link-type="uri" xlink:href="http://www.sciencemag.org/site/feature/data/books/brl6022.xhtml">listing of books received</jats:ext-link> at <jats:italic>Science</jats:italic> during the week ended 04 March 2011. </jats:p>

Palabras clave: Multidisciplinary.

Pp. 1267-1267

A Hopeful Vision of Food in Africa The New Harvest Agricultural Innovation in Africa by Calestous Juma Oxford University Press, New York, 2010. 296 pp. $99, £

Douglas Gollin

<jats:p>Drawing on case studies from Africa and successes in developing countries, Juma describes policy and institutional changes for improving Africa's agricultural output and economies.</jats:p>

Palabras clave: Multidisciplinary.

Pp. 1267-1268

Impact of Undergraduate Science Course Innovations on Learning

Maria Araceli Ruiz-Primo; Derek Briggs; Heidi Iverson; Robert Talbot; Lorrie A. Shepard

<jats:p>Despite revealing some positive impacts, studies too often suffer from weak design and inadequate reporting.</jats:p>

Palabras clave: Multidisciplinary.

Pp. 1269-1270

Listeria Unwinds Host DNA

John R. Rohde

<jats:p>A bacterium uses a viral strategy to manipulate the host cell immune response and optimize conditions for infection.</jats:p>

Palabras clave: Multidisciplinary.

Pp. 1271-1272

Rhodopsin as Thermosensor?

Baruch Minke; Maximilian Peters

<jats:p>A molecule that senses light is also important for temperature discrimination.</jats:p>

Palabras clave: Multidisciplinary.

Pp. 1272-1273

Aerosol Chemistry and the Deepwater Horizon Spill

Hugh Coe

<jats:p>Airborne observations reveal the role of less volatile organic compounds in forming atmospheric aerosols.</jats:p>

Palabras clave: Multidisciplinary.

Pp. 1273-1274

Crise de Foie, Redux?

David D. Moore

<jats:p>Two nuclear factors work in concert to regulate circadian expression of metabolic genes.</jats:p>

Palabras clave: Multidisciplinary.

Pp. 1275-1276

The Deep Social Structure of Humankind

Bernard Chapais

<jats:p>Primatology and anthropology converge on the uniqueness of human society.</jats:p>

Palabras clave: Multidisciplinary.

Pp. 1276-1277

The Diamond Within a Silicon Analog of Cyclobutadiene

Yitzhak Apeloig

<jats:p>The distinctive rhombic structure of the central ring of a stable silicon analog of cyclobutadiene provides new insights into antiaromaticity.</jats:p>

Palabras clave: Multidisciplinary.

Pp. 1277-1278