Issue # 268 _ June 2018

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Cover

A deal in the air
Boeing and Embraer discuss a business union that could create the largest aviation conglomerate in the world By
Global fight for the skies
The global aviation market is dominated by four manufacturers, but new companies want to enter the contest By
High-level engineering
Recognized worldwide for its expertise, the Embraer technical team is a source of envy for American aviation giant Boeing By

S&T Policy

INNOVATION

Precocious entrepreneurs

OECD study places Brazil among the countries with the greatest number of startups founded by students or recent graduates

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DIFFUSION

Promise of boycott

Computer scientists vow to boycott new subscription-only artificial intelligence journal

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Science

PUBLIC HEALTH

A parasite reaches the big city

Difficult diagnosis and a warmer climate facilitate the advance of visceral leishmaniasis toward large urban centers

By

PEDIATRICS

Replacing the body’s defenses

Bone marrow transplant is the best long-term alternative for treating IPEX syndrome, a rare childhood immune disease

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GEOSCIENCES

Polarized opinion

Declining strength of Earth's magnetic field fuels debate on the chances of the poles reversing for the first time in 780,000 years

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PHYSICS

Spinning Sound

Acoustic atomic vibrations in solid materials may result in spin, one of the most fundamental properties of quantum physics

By

ARCHAEOLOGY

The age of milk

Hunter-fisher-gatherers who lived in the coastal regions of Santa Catarina State 3,000 years ago breastfed children until 2 years of age

By

SBPC

Scientists united

Post World War II, researchers founded an association in São Paulo that started a wave of new research institutions

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Technology

BIOENERGY

Obstacles in the way

Delays in achieving economic viability of second-generation ethanol keeps investors at arms’ length, but some companies are staying in the race

By

BIOTECHNOLOGY

Genes in silence

Molecular tool based on the interfering RNA technique may aid in combating agricultural pests

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ENTREPRENEURSHIP

The land of the unicorns

First billion-dollar startups begin to emerge in Brazil

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Humanities

POLITICAL SCIENCE

Life in the political parties

An unprecedented study in Brazil reveals who party activists are and what they think

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PHOTOGRAPHY

History in conflict

A new book gathers images of revolts, revolutions, and civil wars, and composes a historical narrative about Brazil

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ECOLOGY

Artists on an Expedition, Biologists in the Museum

Amazonia: Os novos viajantes exhibition in São Paulo brings together art and science

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Music

Cradlesongs

The formal characteristics of lullabies help put infants to sleep and introduce them into their cultural and affective context

By