Redação

Sport

Soccer and the risk of dementia

Elite soccer players face a greater risk of developing dementia than the general population

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Archaeology

Iron staples inside the walls of Notre-Dame

Notre-Dame Cathedral in Paris may have been the first to use iron extensively in its construction in the twelfth century

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GOOD PRACTICES

Author of more than 700 articles suspended for 13 years for breach of contract

Author of more than 700 articles suspended for 13 years for breach of contract

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GOOD PRACTICES

Transparency on sexual harassment in Australia

Transparency on sexual harassment in Australia

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DATA

International collaborations in scientific articles published by São Paulo–based researchers

International collaborations in scientific articles by authors based in São Paulo have increased

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photolab

Prenatal combat

Electron microscopy shows the result of a method for combating maize pest while the larva is still inside the egg

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Video

Anthropologist of Tukano ethnicity reveals concepts of indigenous medicine

Through preventive practices, the first healthcare center based on an indigenous knowledge system has already served more than 10,000 people in Manaus | 10'38

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Photolab

Long-life intruders

Image of a bottle trapped inside a tree trunk illustrates the longevity of plastic in the environment

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Data

Recent trends in engineering education

Data highlight recent trends in engineering education

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Good practices

Journal denies retraction request and says ecology article is valid

Journal denies retraction request and says ecology article is valid

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Good practices

How to prevent authorship disputes

How to prevent authorship disputes

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Biology

The clock that regulates sunflowers

Circadian clock controls maturation of the hundreds of tiny flowers that form concentric circles on the heads of adult sunflowers

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Restoration

Bacterial ink for works of art

Method for 3D printing with an ink containing calcium carbonate–producing bacteria could be used in art restoration

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Quantum computing

Quantum startups advance in Europe

There are at least 147 startups working with quantum technologies in Europe

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Genetics

Same people, different origins

Genome analysis of 51 individuals of the Ashaninka indigenous people from the Peruvian and Brazilian Amazon identifies two distinct groups

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Environment

Antarctica losing ice

The area of sea ice around Antarctica is the smallest it has been since records began in 1979

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Health

High rates of vitamin D insufficiency

Even people who sunbathe regularly may have lower than recommended blood vitamin D levels

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Energy

Reactor tests alternative fuel in Japan

Hydrogen-boron, a low-cost fuel that produces no particles that are harmful to the environment, could offer an alternative fuel source

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Technology

Sensor detects fungicide

Electrochemical sensor made of kraft paper connected to an electronic device can detect prohibited fungicide within minutes

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Zoology

The brain of a fruit fly

Complete map of fruit fly brain identifies 3,016 neurons and 548,000 synapses

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Pregnancy

Deaths during pregnancy or childbirth

Approximately one-third of women worldwide do not undergo four of the eight recommended prenatal tests

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Astronomy

Chinese probe examines soil from Mars

China's first Mars mission finds that the planet's soil is highly heterogeneous and geologically complex

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Genetics

Risks of gene editing in babies

Using CRISPR-Cas9 and other gene-editing tools to create babies without genetic anomalies not yet on the horizon

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Biodiversity

The climate, a driver of diversification

Regional rainfall patterns can be a decisive factor in plant diversification

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Animal behavior

Observe, then approach

Dogs choose who to interact with based on body language and facial expressions

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PHOTOLAB

Seeing trees differently

High-resolution drone images used to monitor the characteristics and degradation of coastal vegetation

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Ecology

Sawdust shows which tree species has been cut

Anti-illegal-logging technique identifies trees from sawdust using a microscope

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Public health

Risky sex

Precocious sexual activity increases incidence of disease and unwanted pregnancy

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Energy

Hydrogen-powered plane

Twin-engine plane powered partially by hydrogen designed to reduce atmospheric carbon dioxide emissions

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Health

Retinography facilitates examinations in remote locations

Device diagnoses patients with ophthalmological diseases in remote areas with a shortage of specialists

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