Technology

computer Science

More powerful supercomputers

Through modernization and new machines, Brazil is increasing its processing power for scientific research, weather forecasting, and energy generation

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New materials

Nanocellulose used in tires and cosmetics

Substance extracted from plants increases the strength and reduces the weight of paper, rubber, plastics, paints, and cement

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Innovation

To measure your carbon footprint

Online calculators encourage ecological awareness and increase access to environmental compensation programs

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Agronomy

New techniques for determining soil identities

Land mapping with sensors, drones, and satellites improves agricultural productivity and identifies erosion and water or nutrient loss

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Agricultural engineering

New sensors help to optimize use of irrigation in the field

Devices developed in Brazil were designed to measure soil moisture

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Interview

Marco Antonio Chamon: Busy years ahead for Brazil’s space program

The Brazilian Space Agency’s recently appointed president announces new international collaborations as he prepares for a flurry of rocket and satellite launches

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New materials

Advances in 3D printing of human tissues

Artificially produced skin, livers, and intestines emerge as an alternative to testing cosmetics on animals

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Energy

The race for perovskite solar cells

Brazilian research groups are helping to advance research about a promising class of materials for photovoltaic applications

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Interview

Siang Wun Song: Fast and powerful

The Chinese-Brazilian scientist is a pioneer in a field of research that aims to increase the processing capacity of computers and make them faster

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BIOTECHNOLOGY

A test of quality

A modified cardboard sensor with gold particles may help monitor the quality of water consumed by the population

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ENERGY

The power of salt

Researchers developed the first prototype of a Brazilian sodium battery, which could provide an alternative to lithium storage modules

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PHARMACOLOGY

A potential vaccine against cocaine addiction

Research to develop an immunizing agent for treating addiction to cocaine is underway

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Energy

Offshore wind farms could provide electricity for oil platforms

The first test of a reduced-scale structure was carried out in Brazil with positive results

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Interview

Antonio Bisconsin Junior: “Eating insects makes perfect sense”

Food scientist who developed cricket-based protein flour argues that Brazil should aim to produce knowledge and technologies in the sector

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Oncology

New treatment for skin cancer

Photodynamic therapy and device developed at university will be available to SUS patients

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Electronic engineering

Carnaúba: an X-ray supermicroscope

The longest light beamline of Sirius in Campinas, São Paulo State, provides details on fossil histories, interaction of plants with the soil, and impurities in diamonds

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Cover

The path to sustainable hydrogen

Brazil begins producing the fuel, which is seen as key to the transition to a low-carbon economy

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BIOTECHNOLOGY

Modified cardboard sensor with gold particles could monitor water quality

The objective is for the public to use the device to check that the water supplied to their home is fit for consumption

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ENERGY

The challenge of recycling lithium batteries

Research groups in Brazil work on new techniques to separate and reuse the metals contained in these energy-storage modules

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ENVIRONMENT

The impacts of microplastics on human health

Studies using different cell cultures show that microplastics can cause structural and inflammatory lesions

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ENVIRONMENT

Microplastics found along the Brazilian coastline

The Santos estuary is one of the locations that suffers most from microplastic waste, which has been found on the beach, in the water, and at the bottom of the sea, from Pará to Rio Grande do Sul

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NEW MATERIALS

E-clothing

Researchers develop boots, gloves, and special fabrics that can generate heat, recharge smartphones, and even morph into touchscreens

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BIOTECHNOLOGY

Tilapia skin could be used to treat corneal injuries in dogs

Used as a bio-dressing, the collagen-rich material stimulates cell regeneration and accelerates healing

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COMPUTING

The challenges of regulating artificial intelligence

Brazil discusses legislation to regulate the use of artificial intelligence

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BIOCHEMISTRY

From water to hydrogen

Research project carried out at the Sirius synchrotron sheds light on breaking water molecules with a new biocatalyst

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AGRICULTURE

The seeds of modernity

Now reaching its 50-year mark, EMBRAPA seeks to reconcile different models of agricultural production and promote environmental preservation

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ENVIRONMENT

Biochar can have benefits in agriculture

Prospective savings on fertilizers, increased productivity, and carbon sequestration encourage the use of fertilizer produced from agricultural waste

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RENEWABLE ENERGY

The fate of solar panels at the end of their lifespan

Disposal and recycling of photovoltaic modules raises environmental challenges and opportunities with respect to the energy transition

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PHARMACOLOGY

A potential vaccine against cocaine abuse

Vaccine stimulates the production of antibodies against cocaine in animal experiments

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New materials

Ultra-thin lenses for cell phones, microscopes, and telescopes

Silicon films can combine a wide field of vision with high digital resolution, although achieving high-quality multi-color images remains a hurdle

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