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Chemistry

Life on Venus?

An international group of researchers identified the presence of phosphine, a possible sign of life, in the atmosphere of Venus

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Biochemistry

The trigger for muscular strength

An international group of researchers has identified a chemical compound that functions as a molecular trigger for the strength gains caused by physical exercise

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Award

Helena Nader wins national award

On September 23, biochemist Helena Nader, a professor from the Federal University of São Paulo, received the Almirante Álvaro Alberto Award in Life Sciences

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Energy

Electric cars, the economy, and health

Replacing 25% of American cars with electric vehicles would save the country US$17 billion per year

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Environment

Record fires in the Pantanal in 2020

There were 2,534 wildfires in the Pantanal in the first half of 2020

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Data

Brazil climbs four places in the Global Innovation Index1

Between 2019 and 2020, Brazil climbed from 66th to 62nd in the list of 100 countries ranked by the Global Innovation Index

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Good practices

Fraud in conference proceedings

IOP Publishing, based in the United Kingdom, has retracted 25 physics and materials sciences/engineering conference proceedings papers

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Good practices

The Lancet acknowledges weaknesses in its review process

The scientific journal has announced plans to change its article-review process in order to prevent the publication of papers based on interpretations of large data sets that cannot be audited

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Good practices

Punishment for paper mills

Chinese government proposes sanctions for companies selling scientific papers on demand, which are most often fraudulent

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Letter from the editor | 296

Legal subjects

The idea that children are individuals who deserve the same rights as adults, as well as other specific rights based on their inherent vulnerability, is a recent one. Previously seen as belonging to the family or the State, the notion that they deserve particular attention grew in popularity as we learned more about childhood development,... View Article

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Photolab

Pond life

Tadpoles are as easy to find as they are difficult to identify

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Funding

Scientific entrepreneurship

São Paulo-based venture capital fund announces new investment cycle in radical innovation

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Careers

Unconventional menu

Researcher from Pernambuco has twice been recognized for her studies on sustainable food consumption in farming and mining communities

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Careers

Statement of confidence

Letters of recommendation give applications greater credibility and can be decisive in selection processes

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Retrospect

Calculus of a poet

Joaquim Cardozo, from Recife, was responsible for the calculations that made Oscar Niemeyer's innovative Brasília architecture possible

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Literature

Beyond poetry

Studies illuminate the intellectual trajectory of Cecília Meireles and uncover new aspects of her work

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Plastic arts

The esthetic of rupture

The 100th anniversary of the birth of Lygia Clark is celebrated by a deeper understanding of her work

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Museology

Revisiting and reclaiming the past

Researchers and native peoples discuss repatriation of artifacts taken during colonial eras

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Cyber security

Internet vulnerabilities

Brazilian cybersecurity firms seek growth as virtual crime rises

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Astrophysics

Where the “day” lasts half a minute

Brazilians discover the fastest white dwarf star, which completes one rotation on its axis in less than 30 seconds

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Biology

The faithful frog

Saxicolous frogs only reproduce with two or three specific females, behavior never before seen in amphibians

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Ecology

The advance of stagnant water

Dams, swamps, and wells proliferate in deforested areas of the Upper Xingu River Basin

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Bibliometrics

The fear of indifference

Studies investigate why some scientific papers are never cited

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Interview

Yvonne Maggie: An anthropologist of Afro-Brazilian religions

A researcher of race relations and education, this professor emeritus of UFRJ has been teaching and researching with the institution for over 50 years

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Interview

Luiz Davidovich: Towards a more interactive education

President of the Brazilian Academy of Sciences and professor at the UFRJ Physics Institute questions compartmentalization at universities

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UFRJ – 100 YEARS

100 vigorous years

Brazilian universities created a unique model to catch up from a late start

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UFRJ – 100 YEARS

Masters of challenge

COPPE, an engineering institute best known for its marine engineering, energy, and sustainability research, is now helping to tackle COVID-19

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UFRJ – 100 YEARS

Strengths in life sciences

From basic to applied research, UFRJ has produced cutting-edge science across different fields

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UFRJ – 100 Years

A century-long heritage

The Federal University of Rio de Janeiro has reached its 100th anniversary as one of the most productive institutions in Brazil

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Cover

The distance between dental research and treatment

The pandemic focuses attention on the debate regarding scientific production and dental care in the public healthcare system

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