Highlights

Interview

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

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Cover

In the British expedition’s shadow

The Sobral eclipse was also observed by scientific expeditions from Brazil and the US

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Cover

When light bent

Observations of the 1919 solar eclipse from Brazil and Africa provided the first experimental proof of Albert Einstein’s theory of relativity

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Video

How does the Amazon control Earth’s climate?

Physicist Paulo Artaxo, from USP, explains the Amazonian rainforest’s role in the water and carbon cycles in Brazil as well as globally

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Profile

Academic connections

Brazilian student at American university creates network to connect students and businesses

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Careers

The uncertainty of innovation

As well as in-depth knowledge of their chosen field, entrepreneurs need to be emotionally prepared for adversity

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Retrospect

The lost flies of genetics

On the centenary of the birth of Crodowaldo Pavan, who was central to the development of Brazilian genetics, insects continue to spur research

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Cinema

An unreleased Nelson Pereira dos Santos film

Historian finds copy of short film made by Santos about a pioneering project by the Federal University of Mato Grosso

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Law

A culture of settlement

Research reveals a lack of knowledge among the public about mediation and conciliation mechanisms that can expedite dispute resolution and help to free up the judicial system

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Archival science

Memories Revealed

The unpublished collections of Celso Furtado and Joaquim Nabuco recently donated to research institutions promise new revelations

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Agronomy

Drone spraying

Unmanned aerial vehicles are increasingly being used to spray pesticides and biological control agents on Brazilian farms

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Space

Pinpoint vision

Space camera made in Brazil can identify areas as small as nine square meters from Earth's orbit

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Transport

Electric buses on the horizon

Vehicle emissions policies in major cities stimulate development of battery-powered buses

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Physics

Shapes in transition

Group captures real-time changes in the geometry and charge distribution of four molecules

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Paleontology

Why Crato uniquely preserves fossils

A shrimp found in Crato illustrates the rich detail exhibited by fossils in the area

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