Technology

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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Energy

Brazilian researchers develop sodium-based battery

Sodium offers an alternative to lithium for electric vehicle batteries

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VETERINARY SCIENCE

App helps recognize pain in animals

Free tool created at UNESP determines level of suffering and advises on the need for analgesic treatment

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AEROSPACE TECHNOLOGY

New capabilities for space exploration

More Brazilian companies are investing in locally developed nanosatellites for commercial applications

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Environment

New tools to track forest products

In efforts to curb deforestation in the Amazon, environmental agencies, universities, and NGOs are developing technologies to trace the origins of wood

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INDICATORS

A new metric for growth

A policy working group proposes a new metric for innovation impact based on top job creators

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OPTICS

Sharper images

US company launches a system developed at UNICAMP to improve light collection performance in scanning tunneling microscopes

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COMPUTING

Deepfake

Algorithm developed to detect images and videos altered by artificial intelligence, the new technological method for spreading disinformation

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Digital world

More barriers to prevent cyberattacks

Brazilian data security legislation takes important steps forward, but devices connected to the internet are still vulnerable

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BIOMEDICAL ENGINEERING

Scientists design Wi-Fi-connected intracranial pressure sensor

The new device, still under development, will send real-time data to the smartphones of the medical team

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Materials engineering

Bioactive glass could be used to treat bone cancer

Composite material has potential to simultaneously kill cancer cells and regenerate bone

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Mobility

Obstacles to growth of the electric car market in Brazil

The lack of a specific federal policy for electric light vehicles is limiting growth in the sector in Brazil

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Computer science

Synthetic DNA could be used to store digital data

Device inspired by the molecule that stores our genetic code will lead to the miniaturization of storage media and ensure data integrity for a much longer time

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Agriculture

Now in its 50th year, EMBRAPA rethinks its strategies

The largest agricultural research center in Brazil seeks production methods that value environmental preservation

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Cover

Technological innovation increases autonomy

The world is experiencing a boom in patents for equipment and services designed to provide functional skills to people with disabilities

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