Issue # 196 _ June 2012

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Cover

Ancestral branching
The divergence of the capuchin monkeys, as old as humans and chimpanzees, is reflected in ecology and behavior By

S&T Policy

Gender

The limits of difference

Women expand their territory in science and face the challenge of matching men at the top of their careers

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Recognition

Laser on nanotubes

A professor from UFMG receives an international prize for his contribution to nanoscience

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Science

Twin star

A second sun

Star in the Dragon constellation is an almost perfect copy of the heavenly object that lights up the Earth

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Marine life

The living rocks of Abrolhos

The coast of Espírito Santo and Bahia are home to the largest bank of calcareous algae in the world

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Cretaceous

The bacteria that ate pterosaurs

Fossils of microorganisms have been found on the crest of the flying reptile that lived 115 million years ago

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Emerging parasites

The exterminator of amphibians

Animal trafficking may spread fungus that is lethal for toads and frogs

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Obituary

Among pioneers

Luiz Edmundo de Magalhães took part in the consolidation of genetics in Brazil

Side effects

Medicine and poison

Compound used for treating cancer damages heart cells

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Technology

Corporate research

Unbeatable forests

Suzano invests in energy and products to replace oil derivatives

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Producing prostheses

Assai plastic

Seed of tropical fruit is raw material used to replace bones in the skull

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Glycerol

Welcome waste

Biodiesel by-product can be used to suppress dust in vehicles used in mines

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Automobile Industry

Ethanol savings

Dual-fuel engines get good mileage from ethanol

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Humanities

Transition Justice

The onset of remembering

The belated creation of the Truth Commission shows Brazil’s peculiar way of dealing with its legacy of human rights violations

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Protectionism

An industry in the shadows

The Argentine motion picture industry chose to be commercial, whereas the Brazilian motion picture industry, linked to the State, still depends on government funding

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pragmatic dilemma

Between theorems and railways

Debate on positivist mathematics led to pure science in Brazil

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Books

Libertines did not live only for sex

An analysis of books censored in the eighteenth century suggests that the authors were guided by reason rather than by dissipation

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