Technology

Retrospect

São Paulo’s dream of autonomy in the fight against cancer

A public fundraising campaign enabled the construction of a hospital in the 1940s, but its independence from the public authorities lasted only a few years

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Management

Calculator estimates methane emitted by intensive livestock farming

Calculator estimates methane emitted by intensive livestock farming

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Interview

Fighting fraud in biometric systems is a game of cat and mouse, says expert

Researchers and companies are turning to AI to improve the security of these devices, which are under constant threat

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Biomedical engineering

Camera attached to backpack alerts visually impaired to obstacles

Prototype aims to complement the traditional cane, which only detects hazards near the ground

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Aeronautical engineering

Drones used to fight fires and monitor environmental conditions

University in São Paulo is working with companies to design drones capable of fighting forest fires and measuring greenhouse gas concentrations

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Metallurgical engineering

Urban mining can reduce environmental impacts of rare-earth mineral production

Research groups are developing methodologies for recycling magnets, batteries, and other materials containing these chemical elements

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Mining engineering

Brazil invests in research to master the production cycle of rare-earth minerals and supermagnets

Minerals at the center of global geopolitical disputes are considered essential for the energy transition

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Digital world

Protecting yourself against cyber attacks

Making backups is a key measure against virus attacks

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Physics

Fully Japanese quantum computer

Japan’s first superconducting quantum computer begins operating

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Computer engineering

A theory to explain how the software industry works

Study by Brazilian researchers details how computer programs and applications used in our daily lives are produced

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Chemical engineering

Compound based on thyme oil proves effective against Aedes aegypti

Technology licensed to a company from São Paulo eliminated 100% of dengue mosquito larvae in tests

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Ocean engineering

System will monitor oil wells and other structures on the seafloor

Brazilian technology uses acoustic modems and sensors to assess the integrity of equipment installed on the ocean floor

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Indicators

IBGE Innovation Survey to resume after eight-year break

Methodological changes will be made to the survey, expanding the concept of innovation

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Retrospect

Launched 70 years ago, the polio vaccine has prevented thousands of deaths

Now, the low immunization rate is paving the way for polio to return

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Naval engineering

Brazil takes another step towards building a nuclear-powered submarine

Assembly of the prototype reactor that will propel the vessel is underway; project is set to be completed in the next decade

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