Issue # 204 _ February 2013

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Cover

More bits in the service of DNA
Brazilian bioinformaticians create tools for studying genomes By

S&T Policy

Science Communication

Isolated knowledge

Emerging economies practicing excessive self-citation draw attention to the effects of isolation

By

The Amazon

The new lands of the cities

Economists, architects and geographers want to help manage Pará’s cities

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Science

Science Medicine

Remarkable letter carriers

Synthetic particles reduce toxicity and augment the action of drugs against cancer

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Neuroscience

Today’s superstars

Neighboring cells help neurons establish connections with one another

By

GEOLOGY

Evidence of a catastrophe

Sediments collected in Jureia, on the coast of São Paulo State, tell the story of a radical climate change that occurred 8,200 years ago

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Optics

In tune with light

Physicists use lasers to synchronize microscopic oscillators that act like the pendulums of clocks

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Technology

Technology Beverages

Light-infused beer

A light source inserted during fermentation accelerates yeast metabolism and increases production

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Silviculture

More cellulose per square centimeter

Transgenic eucalyptus has 20% higher productivity than the conventional tree

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Biotechnology

High productivity

The Butantan Institute and Recepta are producing the first lines of monoclonal antibodies for use in cancer treatment

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Humanities

Fine Arts

The subtleties of Latin American good neighborliness

Archives reveal that the U.S. government had a hidden agenda in bringing Brazilian artists to New York

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Diplomacy

Brazil’s Position in the World

Foreign policy under redemocratization pursued greater autonomy, but without giving up its essence

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