Highlights

ARCHAEOLOGY

Occupation of primordial “Brazil”

Evidence suggests that hunter-gatherers inhabited all major regions of Brazil roughly 10,000 years ago

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PALEONTOLOGY

Fossils on the move

3D reconstructions highlight new characteristics of crocodiles and dinosaurs that lived millions of years ago in Brazil

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Corporate research

More productive fields

To boost the efficiency of Brazilian sugarcane, the Sugarcane Technology Center invests in biotechnology, genetic improvement, and a new form of planting

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PAPER INDUSTRY

Paper from cane fiber and leaves

Companies use sugarcane waste to produce printer paper and packaging

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GEOLOGY

China and Brazil may once have been neighbors

Graphite-rich rocks suggest that areas of both countries, as well as Africa, were joined together nearly 2 billion years ago

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Physics

Heated up by the cold

Cold particles transfer heat to hotter ones in a quantum experiment, thereby reversing the thermodynamic arrow of time

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PHYSICS

The effects of quantum turbulence

Disturbing a cloud of cold rubidium atoms produces a wave phenomenon similar to light

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Astronomy

Devouring stars

According to a survey, the Milky Way cannibalized eleven neighboring galaxies

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ASTRONOMY

The rocks that remained

An alternative model suggests that the asteroid belt originated from leftovers from the formation of the planets in the solar system

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Biology

The chemical language of insects

Within colonies, bees and ants recognize each other and organize themselves through compounds that cover their bodies

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ETHOLOGY

Primate culture

Transmission of tool-use practices among capuchin monkeys helps redefine the role of traditions in evolution

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SCIENTOMETRICS

The metropolis and science

Study analyzes papers by authors from 2,000 cities around the world and ranks São Paulo among the 20 with the highest scientific output

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Education

New doorways to college

Developments in affirmative action add diversity to university admission pathways

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INTERVIEW

José Roberto Postali Parra: The insect farmer

Entomologist defends the use of biological control to combat crop pests

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Cover

From monkeys to people

A Fiocruz team suggests a sixth form of malaria that is transmitted by mosquitoes infected after biting wild primates in the Atlantic Forest

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