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

 By

Science

Science Medicine

Remarkable letter carriers

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

 By

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

 By

Diplomacy

Brazil’s Position in the World

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

 By