Highlights

Obituary

A strategist in Science

José Israel Vargas was an expert in nuclear energy, a chemist, a physicist, and Brazil’s longest serving minister of science and technology

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Music

Rare sheet music helps tell the story of music in Brazil

Documents found in archives reveal works by composers such as Presciliano Silva, one of the first Black teachers in São Paulo

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Society

Backyards strengthen community ties in poor regions of São Paulo

Study investigates the role of these outdoor spaces on the lives of residents

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Anthropology

Impact of the digital age on the sex market

Websites expand the scope of sex work and deepen inequalities among the people offering this type of service

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Space engineering

Satellite designed to locate people lost at sea

Nanodevice created at a university is designed to help rescue small boats in emergency situations

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Sustainability

Research center and company create method for recycling LED lamps

Method based on physical processing of material could reduce waste generation and stimulate circular economy

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Biotechnology

Bacterial cellulose membranes help wounds heal

Brazilian universities and companies are advancing with new applications for biomaterials made from plant waste

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Innovation

How to avoid failures in radical innovation projects

How to avoid failures in radical innovation projects

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Interview

José Roque: Physicist talks about the Sirius accelerator and Brazil’s first maximum biosafety level laboratory

Director-General of the Brazilian Center for Research in Energy and Materials (CNPEM) won the 2025 Admiral Álvaro Alberto Award

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Astrophysics

Simulation suggests that Mercury formed from a glancing collision with a body of similar mass

Impact would have ripped away part of the planet's mass and shaped its current geological composition

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Agriculture

Farming technique of the Wauja people in Alto Xingu increases cassava diversity

Wauja agriculture can help recover crops that have suffered from genetic erosion

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Paleoecology

The Atlantic Forest in layers

Research on microalgae in southern São Paulo reveals how an old lake transformed into a swamp

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Data

São Paulo is Brazil’s main hub for knowledge-intensive activities

São Paulo remains Brazil’s main hub for knowledge-intensive activities

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Good practices

Scientific journals under heavy fire

American newspapers suffer budget cuts and threats from the federal government

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Good practices

Doctoral study set to investigate the operation and business models of paper mills

Doctoral study set to investigate the operation and business models of paper mills

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