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GOOD PRACTICES

Immediate disapproval

People accused of sexual harassment lose more citations than those accused of scientific misconduct, study finds

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Biodiversity

Nectar not from flowers

Survey identifies plants that produce nectar outside of their flowers, attracting ants that protect them

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Public health

Hypertension rate remains high

Almost one in four Brazilians has hypertension, a condition that mainly affects women and the elderly

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History

Celebrations around cerritos

Cerritos in present-day Rio Grande do Sul were the scene of pre-Columbian social and cultural rituals

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Education

More Brazilians with a university degree

Census shows that the number of people without an education has halved since 2000, while the number of graduates has tripled

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Environment

Harvesting fog in Atacama

Chilean researchers discover innovative way to harvest water from fog in the Atacama Desert

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Health

Keep video game volume low

WHO launches global standard to protect the hearing of children and young people who play video games

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Archaeology

The story of the avocado in Honduras

Fossilized specimens found in Honduras provide evidence of avocado domestication

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Climate change

1.5 billion m3 of rainfall in Rio Grande do Sul

1.5 billion m³ of rain fell in Porto Alegre and the surrounding region in May 2024

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Public policies

Deadly African roads

Africa leads in road deaths due to structural problems, such as poor roads and lack of law enforcement

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Genetics

Loss of genetic diversity encourages extinction

Decline in genetic diversity may have contributed to the extinction of the Neanderthals

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Energy

Recyclable solar panels

Swedish scientists create recyclable perovskite solar cell

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Nutrition

Unsupervised dieting

One in ten children and teenagers presents some form of disordered eating behavior

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Astrophysics

The wandering Sun and the cooling Earth

Solar System passed through the Orion constellation, which may have influenced Earth's climate

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Ethology

Wolves domesticated themselves in search of food

Wild wolves approached humans in search of food and domesticated themselves

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LETTER FROM THE EDITOR | 350

Broken bonds

Violence and schools should not mix. But unfortunately, they are overlapping more than ever in various ways. Conflicts between students or between teachers and students; external violence that infiltrates the school environment from the surroundings; and institutional violence, which includes exclusionary behavior. There are also the extreme cases of premeditated attacks. Every violence indicator has... View Article

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MANAGEMENT

Ministry created 40 years ago has expanded public policies and initiatives for science, technology, and innovation

MCTI faced funding gaps but created a robust bureaucratic machine

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FUNDING

US researchers face uncertainty due to cuts and layoffs

American government slashed jobs and resources at funding agencies, froze scholarships, and punished universities

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INNOVATION

The webs that connect universities and companies

Study looks into how 240 academic laboratories interact with industry

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interview

Suzana Nunes: Female chemical engineer lives in Saudi Arabia

Brazilian scientist develops membranes that act as sophisticated filters, while also working on the permeability of science across genders and countries

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COVER

Increase in school violence in Brazil over the last 10 years

Lack of policies to improve togetherness and the deteriorating educational infrastructure contribute to a rise in aggression at institutions across the country

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cover

Hate speech provokes violence in schools

Emotional distress and increased access to firearms lead to extreme attacks at educational institutions

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DATA

MCTI spending increased significantly between 2020 and 2024

MCTI spending increased significantly between 2020 and 2024

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RETROSPECT

Studies on living conditions in Brazil in the 1930s influenced debates on the minimum wage

Pioneering research on working-class families adopted innovative methods to investigate income and spending on food and other basic necessities

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Research itineraries

Debris, memories, and immigration

Ethnographer and historian José Rafael Medeiros Coelho seeks to establish connections between Antakya and São Paulo

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photolab

Queen of the Amazon

Water sample viewed under a microscope resembles a crown

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LINGUISTICS

Proper names, such as those of people and places, inspire studies in onomastics

Interdisciplinary field touches on knowledge ranging from law to psychology

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LINGUISTICS

Abdias Nascimento, a supporter of the antiracist movement, combined art and politics

He was at the forefront of initiatives such as the Teatro Experimental do Negro, founded 80 years ago

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SOCIETY

How urban changes are redefining amateur soccer

Recreational sport is changing in response to the growth of cities and lack of space to play

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AGRONOMY

Drone radar facilitates agricultural monitoring

Device created by São Paulo–based startup also performs soil analysis and is capable of locating mineral deposits, anthills, and bones buried underground

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