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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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Good practices

English universities respond to new regulations on harassment and sexual violence against students

English universities respond to new regulations on harassment and sexual violence against students

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Integrity

USP creates Office of Research Integrity and Protection

New office tasked with preventing conflicts of interest and supporting entrepreneurial teachers

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Cybersecurity

Cyberattacks on universities and scientific institutions on the rise in Brazil

Attacks against the National Education and Research System increased by 56% between 2023 and 2024

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Scientific production

Researchers use artificial intelligence in scientific work

Researchers use artificial intelligence in scientific work

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Interview

Regina Macedo: Biologist reformulates view on bird behavior

São Paulo native from UnB who helped revise concepts about sexual selection in the tropics and cooperative breeding has dedicated herself to another passion since last year: painting

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Public health

Genome diversity could help SUS

Brazil’s national health system (SUS) could treat diseases more efficiently by making use of databases on ancestry and the wide variety embedded in Brazilian DNA

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Genomics

Brazilians are even more mixed-race than you think

New DNA sequencing of 2,723 people reveals greater Indigenous and African ancestry and highlights violence that marked the formation of the Brazilian population

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Mental health

Depression and anxiety among students

More than half of all students at Brazilian public universities show signs of depression and anxiety

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Physics

Rare form of helium abundant in the Sun

Solar Probe records highest ever observed concentration of rare isotope helium-3 in the Sun

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Food

Eating less meat reduces environmental impact

Red meat is incompatible with a sustainable diet due to high environmental impact

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New materials

Rigid and stretchy double network

Researchers develop synthetic metamaterial that combines seemingly incompatible properties

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Botany

Why does a rose smell like a rose?

Volatile organic compounds present in the aroma of roses trigger emotional response

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Economy

Faster financial transactions

Scientists create new financial transaction technology that promises to be faster and more efficient

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Public health

Ethiopian holy water brings cholera to Germany and the UK

Ethiopian holy water brings cholera to Germany and the UK

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Zoology

Still hunters

Despite having been domesticated, dogs and cats maintain their predatory instinct and pose risks to wildlife

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Biodiversity

Fungal diversity continues to decline

Fungal diversity is declining, with many species threatened with extinction

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Archaeology

Mayan altar reveals conflicts between ancient peoples

Archaeologists find Mayan altar from 300 AD clearly influenced by Mexican city

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Ecology

Intense droughts, the greatest enemy of amphibians

Severe droughts have drastically reduced amphibian populations

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Linguistics

Learning Nheengatu

Nheengatu, language of Tupi origin, still spoken in the Amazon

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Astrophysics

Portrait of the Universe

Space mission captures images of 380,000 galaxies of varying shapes and sizes

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