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Physics

The alphabet of vision

Signals that conduct the information from the eyes to the brain of flies

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José Sérgio Gabrielli

José Sérgio Gabrielli de Azevedo: “Let’s not downgrade petroleum now”

An interview with the economist and President of Petrobras

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Energy

The resumption of Angra 3

Government wants to expand share of nuclear power in the 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 want to encourage partnerships in Latin America

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Neuroscience

Science with a social mission

A plan 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 in São Paulo

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Production Engineering

Innovative cooperation

Institute draws together research and manufacturing industries

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Publications

Science in companies

Papers collaborate towards disseminating scientific knowledge

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Biotechnology

Sweet genetics

Map of sugarcane genes helps 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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Retrospect

In the days of maxambomba

140 years ago, the country's first urban railroad was inaugurated in Recife.

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Cover

Connection without frontiers

Experiments with the brain wants to help to transform needy communities

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Letter from the editor | 132

Well used neurons

Well used neurons

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Plastination

Anatomy Lesson

"Bodies... the exhibition" shows a fascinating spectacle of the human anatomy

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Epidemiology

Bacillus in the tribe

Tuberculosis is 20 times more common amongst Indians

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Biochemistry

Poison in vitro

Team develops a recipe to cultivate jararaca glands in the laboratory

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Zoology

The mother of all jararacas

The ancestor of the snakes was small and had a varied diet

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Botany

Textures of the forest

Genetic classification can guide the preservation of tropical rainforests

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Physics

Below zero

Computer simulations explain the electrical properties of ice.

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Interview

Angelo Machado: Between books and dragonflies

GLÁUCIA RODRIGUESResearcher Angelo Machado has the habit of taking big leaps from time to time. Graduated as a physician, he specialized in neuroanatomy. Once retired, he entered an entrance exam for zoology and became a renowned entomologist. When 50 years old, he began to write books for children and is an acclaimed author. Simultaneously with... View Article

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History

Portrait in black and white

Image of the Black in Brazil was forged with the arrival of photography

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Behavior

One is too few. Two is fine

Studies demystify prejudices about families with homosexual parents

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Personality

Philosopher of the possible dialog

Bento Prado Jr. brought the philosophy closer to other human sciences

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Evaluation

What are we good at?

Studies indicate areas of knowledge in which Brazilian research shines

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Human resources

Women wanted

Award calls attention to the fall of women interest in computing

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Public health

Breathing spell for the vaccine

Specialists declare 2007 the year of the fight against pneumococcal disease

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Insects

In small doses

Researchers develop bait for the control of ants

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Electronic engineering

Clinical eye

Sensors with optical filters identify the contours of people and animals

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Materials Engineering

Vegetable Styrofoam

Biodegradable foam could substitute various types of plastic

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