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Biology

A finely-tuned orchestra without a conductor

The sovereignty of genes in check

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Paleontology

Stone leaves

Giant ferns dominated the landscape where the state of Tocantins is today

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Geology

Where does the sand on our beaches come from?

Chemical elements tell the story of Brazil's south eastern beaches

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Immunology

Against asthma

Proteins may help control inflammation of the respiratory tract

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Energy

At the bottom of the lake

Methane in hydroelectric power stations can generate further energy

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Climate Changes

Ready to take action

The English know what to do to fight global warming

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Retrospect

Star gazing

The request for funds to observe Venus gave rise to discussions

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Cover

The mutations of hunger

Malnutrition during the first years of life causes health problems in adults

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Letter from the editor | 138

Transitions: science, art and life

Transitions: science, art and life

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Interview

Henrique Lins de Barros: From the atom to the airplane

LÉO RAMOSIn Henrique Lins de Barros’s office at CBPF, the Brazilian Physics Research Center in the district of Urca, in the city of Rio de Janeiro, there is a picture on the wall on the right. On the left side there is a poster showing details of a multicellular organism, Candidatus Magnetoglobus multicellularis. In the... View Article

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Anthropology

Affording luxury is a luxury

The market for high-end consumer products in Brazil has not stopped growing

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Political Science

The police under the surveillance by the law

In spite of boycotts by some authorities, ombudsmen have made some progress

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Psychology

Profession: Ambiguity

Study reveals complexity of the identity of low-income transvestites

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Evaluation

Increased vitality

Academic production in the country beats its record

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Development

A Rouanet law for research

Science and technology to be the object of new tax breaks

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Financing

Inputs for growth

Agency may get as much as R$ 1 billion to provide support for companies

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Agreement

Cellulose ethanol

Earmark R$ 100 million for the study of industrial processes

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Space

A privileged view

Engineers are getting ready to launch the third satellite in the CBERS program

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Music

Impulsive response

Software analyzes the acoustics of concert halls

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Information

Academic platform

Instituto Stela develops systems in different fields

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Medical instrumentation

Powerful disinfectant

Cleaning system for endoscopes will also have applications in industries

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Astronomy

The Sun that protects us

Study identifies a type of magnetic bubble that surrounds our Solar System

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Biology

Live compasses

Lagoon in Rio de Janeiro is home to magnetic bacteria made up of cells

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Entomology

Empty beehives

Mysterious syndrome wipes out bees in Europe and North America

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Molecular Biology

Genetic Apartheid

Racial segregation hampered miscegenation in the United States

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Mental health

A hard legacy

The development of children of schizophrenics is impaired

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Water resources

The risk of scarcity

Researchers from six countries are working on new technologies to manage water

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Deforestation

Slow convalescence

Seventy years is the minimum amount of time needed to restore forest biomass

Retrospect

Alcohol conversion

Of the three cars that crisscrossed the country to publicize the new fuel in 1976, only one is still standing

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Cover

Strand by strand

Tests reveal how cosmetics, in many cases, often damage hair

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