Issue # 266 _ April 2018

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Cover

A world controlled by algorithms
Logical computer systems are having a growing impact on everyday life By

S&T Policy

BIOENERGY

Impact on the market

RenovaBio, a new national biofuel policy, will reward efficient producers and promises to expand supply

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Bioenergy

On the frontiers of ethanol made from sugarcane

Project outlines scenarios to increase biofuel production in Africa and Latin America

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COOPERATION

A catalyst for debate

For ten years, the Mobilization for Business Innovation has been guiding corporate strategies and coordinating the dialogue between government, the private sector, and universities

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AFFIRMATIVE ACTION 

Diverse Environment

Universities invest in policies for the protection and inclusion of transgender students and researchers

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REMOTE SENSING

Help facing the fire

Brazilian states begin using new tools to analyze data on forest fires

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Science

GEOSCIENCES

Scars of a cataclysm in Central Brazil

Rocks found in the states of Mato Grosso, Goiás, and São Paulo reveal earthquake and tsunami caused by a meteorite some 250 million years ago

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PHYSICS

Frozen light

Theoretical study proposes a new way of stopping light

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Physics

Hawking’s legacy

The British physicist showed black holes can emit radiation and shrink in size

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physics

Half a century with ALS

Stephen Hawking may have been the longest-living patient with amyotrophic lateral sclerosis

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ECOLOGY

The corrosion of the Caatinga

Wood extraction and use of land for crops and pasture reduce biodiversity and transform the landscape of the badlands

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CARDIOLOGY

Replaced hearts

Fifty years after the first heart transplant, survival is up but donors remain scarce

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Technology

MICROELECTRONICS

Brazil’s chip-making dream

New Qualcomm packaging facility to place Brazil among global semiconductor producers

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AGRICULTURE

The smaller the better

Nanoparticles and nanocapsules may reduce the use of agrochemicals while maintaining biological efficacy

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Humanities

LITERATURE

Modernism revisited

Researchers rethink the São Paulo avant-garde movement's place in the Brazilian cultural scene

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URBAN PLANNING

An ambivalent mayor

A study suggests that Pereira Passos’s reform of downtown Rio de Janeiro at the turn of the previous century was designed to integrate, rather than exclude, the lower classes

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