Issue # 133 _ March 2007

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Cover

Body at the limit
Physical exercise protects the organism against damage caused by sleep privation By and

S&T Policy

Energy

The resumption of Angra 3

Government wants to expand share of nuclear power in the Brazilian energy matrix

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Energy

Cellulose alcohol

Bagasse and sugarcane straw are quoted to increase the production of ethanol

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Cooperation

Science's new geography

Scientists from seven countries want to encourage partnerships in Latin America

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Neuroscience

Science with a social mission

A plan for the implantation of 11 institutions along similar lines follows the inauguration of the Natal Neuroscience Institute

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State government

Shared responsibility

Secretary for Development plans to create a development agency to support innovation in São Paulo

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Science

Genetics

From slave to master

RNA molecule takes over the place of DNA as a promise for fighting diseases

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Biochemistry

The apothecary from the Caatinga

Frog produces secretion rich in compounds capable of eliminate bacteria and bring blood pressure down

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Climate

The day after tomorrow

Researchers unite to investigate the effects of global warning on Brazil

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Physics

The alphabet of vision

Brazilian team identifies pattern of the electrical signals that conduct the information from the eyes to the brain of flies

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Technology

Production Engineering

Innovative cooperation

Millennium Factory Institute draws together research institutions and manufacturing industries

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Publications

Science in companies

Papers from private companies collaborate towards disseminating scientific and technological knowledge

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Biotechnology

Sweet genetics

Functional map of sugarcane genes is going to help to form more productive varieties

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Fruit Growing

Biofactory in the backlands

Sterile males combat fruit flies, which cause exporters serious losses

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Humanities

Sociology

The stone in the middle of the path

Or how adolescence "swallows" the planet's adults

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History

The nostalgic Bossa Nova

A wave of nostalgia about Rio de Janeiro, which should increase with the Pan 2007 Games, idealizes an era

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Psychology

The day on which Hitler cried

The terrible consequences of the dictator's hysterical blindness during the First World War

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