Issue # 278 _ April 2019

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Cover

When light bent: Observation of the 1919 solar eclipse from Brazil and Africa provided the first experimental proof of Albert Einstein’s theory of relativity
In the British expedition’s shadow: The Sobral eclipse was also observed by scientific expeditions from Brazil and the US
Daniel Kennefick: The importance of Sobral: An astrophysicist and science historian reports that without the observation of the eclipse in the city of Ceará, the experimental results of 1919 would probably have been inconclusive

S&T Policy

open access

How to survive without subscribing to scientific journals

Digital tools and social networks help students and researchers find articles online

STEM education

Giving wings to curiosity

Seventeenth edition of Brazilian Science & Engineering Fair brings together top science projects from across the country

Publications

Articles animated

Scientific journals publish videos to make research and experimental results more transparent and educational

INNOVATION

Proliferating startups

Innovative life science companies attract investment in Lausanne, Switzerland

Interview

Peretz Lavie: Building an innovation ecosystem

The president of Technion talks about the principles and guidelines that led an Israeli university to becoming a global benchmark

Science

GEOGRAPHY

The young Amazon

Central region of the rainforest may have formed just 45,000 years ago as wetlands receded

Geology

New copper finds north of Carajás

Survey reveals potentially vast reserves of the metal in the Bacajá region

Animal nutrition

A diet of chicken and corn

Studies find that the majority of dog food in Brazil is based on a less-than-ideal formula of these two ingredients

Zoology

The Alta Floresta titi

A new species of monkey is discovered in northern Mato Grosso State

Zoology

The origin of perching birds

A group representing more than 60% of bird species originated in Australia 47 million years ago, study finds

Astronautics

The private conquest of the Cosmos

A capsule of the company SpaceX flies to the International Space Station and may give the United States the capacity to put humans in orbit

Technology

Civil engineering

High-tech construction sites

New technologies, digital tools, and mass production aim to raise productivity

Information technology

Deciphering blockchain

System created to support cryptocurrency is now being used in a number of other applications

Humanities

Law

Judiciary undergoing transformation

Opposing the trend of the 1990s, study identifies fewer women and working class among Brazilian judges

INTERVIEW

Basilio Losada: Literary mediator

First interpreter for Jorge Amado of Spain, philologist Basilio Losada translated close to 150 books in eight languages

CINEMA

A book for cinephiles

26 researchers analyze in a book a century of national production