Technology

RETROSPECT

Revolt against the weighing scale

The implementation of the Decimal Metric System in Brazil caused a popular protest that was strongly repressed during the Brazilian Empire, 150 years ago

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OBITUARY

Without fear of contradiction

Newton da Costa earned international recognition for his revolutionary systems in the field of logic

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BIOTECHNOLOGY

Transgenic goats, rabbits, and cows produce drugs for human use

Transgenic goats, rabbits, and cows produce drugs for human use

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MINING

What to do with the waste generated by mineral exploration

Mining companies, startups, and universities are looking for new ways to use waste produced during extraction processes

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AGRICULTURE

New environmental practices foster the creation of agricultural startups

Survey by EMBRAPA identifies growth of agricultural companies linked to sustainability, with a significant increase in the North of Brazil

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SPACE AGRICULTURE

Brazilian researchers investigate how to grow plants off Earth

The scientists want to contribute to a NASA program whose objective is to grow food for future colonies on the Moon and Mars

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PHYSICS

Quantum startup develops random-number generator used in lottery

Chilean company was founded based on a method developed by a physicist from Minas Gerais and his Polish colleague

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PLANNING

Quantum technologies need to attract more engineers

The topic was addressed at a thematic meeting held in Rio de Janeiro and São Paulo, a preparatory event for the 5th National Conference on Science, Technology, and Innovation

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Data

Industrial expenditure on R&D in Brazil

Graphs show industry R&D spending in Brazil in 2022

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New Materials

Banana peel films

Powdered banana peel transformed into bioplastic films with potential applications in packaging

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Energy

Compact device can reduce power outages

Company intends to increase the use of reclosers, which restore electrical current after short circuits in overhead cables

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Aerospace engineering

A drone to explore other planets

Unmanned aerial vehicle is designed to fly on Mars and in inhospitable regions of Earth

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Data

Impacts of Innovations with Environmental Benefits (IWEBs)

Research shows the importance of innovations with environmental benefits

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Computing

Carbonized ancient philosophy

Brazilian team is among the winners of the international Vesuvius Challenge to identify writing on carbonized scrolls

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Innovation

Fireflies of the plant world

Bioluminescent plant that emits green light in the dark goes on sale in the USA

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