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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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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Chemical engineering

New technique for recycling lithium-ion batteries

Pilot plant will test unique process for recovering chemicals from the main types of devices on the market

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Green energy

Brazilian scientists transform CO2 into fuel for ships, cars, and trucks

Ongoing projects seek to establish industrial production of renewable methanol, gasoline, and diesel

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Biotechnology

Oil-filtering membrane

Membrane could reduce energy consumption in oil refining

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Innovation

Concrete made with coffee instead of sand

Dengue fever less severe in people of African descent

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Technology

Detecting cancer with microwaves

Scientists test microwave device for detecting cancer in blood

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Space engineering

To locate people lost at sea

A nanosatellite developed in Brazil is designed to help rescue small boats during maritime emergencies

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Biotechnology

Gene editing accelerates cattle improvement

Calves with shorter hair represent the first uses of CRISPR in animal breeding

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Energy

Brazil begins development of nuclear microreactors

Electricity generation system under development in the country with the aim of serving isolated communities in place of diesel generators

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Geosciences

Landslide scars and shallower rivers increase Rio Grande do Sul’s vulnerability to rainfall

Millions of tons of sediment were carried from the state’s hills into its waterways

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Data

Industry spending on R&D in 2022 and 2023

IBGE releases results of its 2023 Semiannual Innovation Survey (Semiannual Pintec)

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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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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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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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New materials

Rigid and stretchy double network

Researchers develop synthetic metamaterial that combines seemingly incompatible properties

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