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Neuroscience

Nutrients for the brain

Fruit and vegetables prevent loss of cognition

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Evolution

Neanderthals were a little bit human

Some Neanderthal genes may have come from modern humans

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Geology

Earth’s first rain, 4 billion years ago

Earth’s first rain may have fallen 4 billion years ago

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Environment

Air pollution harms pollinators more than pests

Europe demands at least 30% of ecosystems to be restored by 2030

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Biology

Air pollution harms pollinators more than pests

Air pollution harms pollinators more than pests

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Pharmacology

The cannabinoid tree

Jamaican nettletree produces cannabinoids, like cannabis

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Letter from the editor | 342

Health behind bars

When discussing the health of the prison population, Dr. Drauzio Varella is a name that will inevitably be mentioned. Possibly the best-known and most admired doctor in Brazil, he voluntarily dedicates his time to an occupation that few people are willing to do, even when paid: taking care of people in prison. Dr. Varella says... View Article

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Read the international issue

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ARCHAEOLOGY

In step

Thousands of years ago, Indigenous peoples made rock etchings beside dinosaur footprints in Paraíba, Brazil

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LINGUISTICS

Plural voices

Research into variants of Portuguese, sign and indigenous languages indicates linguistic diversity and prejudice in Brazil

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ENERGY

The race for perovskite solar cells

Brazilian research groups are helping to advance research on a promising class of materials for photovoltaic applications

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SUSTAINABILITY

The road to renewable fuel

In the global race to decarbonize the airline sector, Brazil could fulfill a leading role through the production of an alternative to fossil-based kerosene

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COMPUTING

Clear roads ahead

Five million large animals are killed on Brazilian highways every year, according to the Brazilian Center for Road Ecology

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CÉSAR LATTES, 100

A major contribution

Lattes on Mount Chacaltaya in Bolivia, where mesons were recorded in nuclear emulsions

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CÉSAR LATTES, 100

The physicist who saw a bigger picture

César Lattes' studies were based on experiments with cosmic rays and the use of accelerators in particle physics

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VIROLOGY

Mystery solved

Virus that causes chikungunya provokes inflammation in several organs, including the brain, and can lead to death

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ENVIRONMENT

The silent drama of the Pampas

In the past four decades, 30% of the biome’s native vegetation has been occupied by soybean cultivation and by planted eucalyptus forests

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INDICATORS

Research finding its way into society

A new survey reveals the extent to which research in São Paulo has shaped public policies around the world

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INTERVIEW

A sociological look at health

FIOCRUZ researcher emeritus created methodologies for investigating how violence affects the lives of specific groups, such as elderly individuals and police officers

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COOPERATION

Life below the forest canopy

The Amazon+10 Initiative unites researchers from 25 Brazilian states and abroad to raise awareness of the region's social and biological diversity

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Cover

Travel itinerary

The Tumucumaque Mountains National Park (PNMT) is isolated from urban areas, leaving the forest unaltered by human activity

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cover

The mysteries of giant Amazonian trees

In Amapá, the rainforest reaches heights unexpected of a neotropical zone and has yet to be explained

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LETTER FROM THE EDITOR

Tall trees and a small particle

It is highly unlikely that you have ever heard of the Tumucumaque Mountains National Park. Located in the states of Amapá and Pará at the northern border of Brazil, it is the largest national park in the country and the largest tropical forest in the world. This uninhabited tropical region has experienced the least human... View Article

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PHOTOLAB

Sea broccoli

Microscope image uses fluorescent antibodies to highlight the innervation of tentacles, which resemble broccoli

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RESEARCH ITINERARIES

Crossed paths

An advocate of the concept of One Health, veterinarian Nathalia Juocys embraced human medicine in her academic career

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RETROSPECT

The past dangers of receiving blood

Until early 20th century discoveries, transfusions depended essentially on luck

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OBITUARY

Against the tide

Critical thinking and confrontational style made for Maria da Conceição Tavares’s enduring influence on economics

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Literature

Eighteenth-century manuscript on Brazil’s gold cycle published in a bilingual edition

The poem, written by Basílio da Gama, describes aspects of the economic, political, and cultural life of the colony

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PSYCHOLOGY

Born 100 years ago, Carolina Bori was a prominent voice in Brazilian science

As the first woman to preside over the SBPC, the psychologist helped institutionalize her field in Brazil

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URBANISM

Only four Brazilian cities have completed urban noise maps

The maps are used to create control measures for noise pollution, which can cause cardiovascular problems and sleep disorders

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