Highlights

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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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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