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Technology

A fabric that keeps you cool in the heat and warm in the cold

A high-tech fabric is capable of altering its structure depending on heat and humidity, thus helping to maintain a stable body temperature

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Geography

The wandering North Pole

The North Magnetic Pole has been moving faster than expected from Canada toward Siberia, Russia, in recent years

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Zoology

Bees capable of adding and subtracting

Apis mellifera bees can learn to recognize quantities

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Geology

Light Brazilian earthquakes

Brazil experiences earthquakes of a low to medium magnitude, similar to those of central-eastern USA and the interior of Australia

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Botany

Rare Cuban flora

The library at Cornell University, USA, has published a scanned copy of a nineteenth-century manuscript on Cuban flora by American botanist Nancy Anne Kingsbury Wollstonecraft on its website

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Urbanism

Controversial airport on sacred Incan land

The recently started construction of an international airport in Chinchero, southeastern Peru, has raised concerns about potential damage to archaeological sites in the region

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Data

Women earning PhDs in Brazil

A total of 21,591 researchers received PhDs in Brazil in 2017

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Good practices

Inappropriate reviewer behavior

The Oxford University Press journal Bioinformatics recently published a case study on misconduct in the peer review process

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Good practices

The American connection

The controversial baby gene-editing experiment performed in China may have directly involved a scientist from the USA

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Good practices

An algorithm for evaluating research credibility

The Pentagon wants to develop a tool capable of identifying whether social and behavioral science research results are credible

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Letter from the editor | 277

Complex mechanisms

Publicly funded education in Brazil is a complex institutional system. The 1988 Constitution states that the process should be jointly funded and managed by all three levels of government: municipal, state, and federal. The federal government is responsible for organizing the flow of funds and has to direct at least 18% of tax revenue to... View Article

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Photolab

Rare white cougar captured on camera

Hidden cameras in the Serra dos Órgãos National Park in Rio de Janeiro captured rare photographs of a cougar with a white coat—known to biologists as leucism

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Careers

The Russian who dreams of changing health in Brazil

Economist finds business support and methodologies in science

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Careers

Risks to academic liberty

At least 79 academics around the world violently attacked or killed in less than a year

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Retrospect

The other evolutionist

Alfred Wallace, a lesser-known contributor to the theory of evolution, explored the Amazon between 1848 and 1852, where he collected specimens, wrote, and sketched

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Obituary

Avant-garde sociologist

Maria Isaura Pereira de Queiroz is remembered for her capacity to reflect on little-known aspects of the country, such as messianic movements

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Obituary

Breaking barriers

One of the pioneers of the study of particles, Elisa Frota-Pessôa participated in the founding of CBPF

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Library science

Shelves of hidden treasure

Collections of rare works in Brazil demand protection and promise new discoveries

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Photography

Yanomami Expression

Claudia Andujar exhibit on daily life in the Amazon forest brings together not only photos, but drawings done by the local indigenous peoples in the 1970s

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Demography

Global health in motion

A multidisciplinary team reviews the scientific evidence and challenges stereotypes regarding health and migration

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Corporate research

Global innovation

Data shared across 53 R&D centers helps agricultural machinery manufacturer CNH Industrial develop solutions tailored to local needs

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Biotechnology

Healing citrus groves

Startup incubated at Campinas Institute of Agriculture launches innovative treatment for citrus disease

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Engineering

The advancement of 3D printing

Health and industry applications drive this additive manufacturing technique to grow 25% per year

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Astronomy

A world on the edge of the solar system

Astronomers gather more evidence of another planet beyond Neptune

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Food science 

Microorganisms of flavor

Study identifies the bacteria that give 11 types of Brazilian artisan cheese their distinctive traits

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Paleontology

The horned crocodile of Acre

New fossil belonged to the 31st known species of a group of reptiles that lived in South America between 23 million and 5 million years ago

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Physico-chemistry

Hidden strokes of Portinari

Tests show how the artist produced his artwork and may be useful in confirming the painter of a piece found in his former home

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Archaeology

The water people

For 1,000 years, indigenous people in South America lived in stilt-house villages in the lowlands of present-day Maranhão

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Gender

Visible women

Initiatives aim to increase recognition for female researchers and their contributions to science

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Intellectual property

Mapping out the roadblocks

A study looks at why Brazilian industry is poorly innovative and suggests academic publishing and patent counts are two sides of the same coin

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