Technology

Interview

Elisabete Fernandes: Transparency with radiation

Researcher explains how radioisotopes can help track products such as timber, meat, soybean, and coffee

By

Water engineering

New device set to expand knowledge about Brazilian soils

Pioneering automated equipment that measures water permeability in soil will hit the market in 2025

By

Space

Brazil starts creating national network of telescopes to monitor space debris

The objective is to monitor the millions of pieces of debris orbiting Earth that could damage satellites, rockets, and the safety of the planet

By

Civil engineering

Buildings need to be adapted to higher temperatures

Buildings need to be adapted to higher temperatures

By

Aeronautical engineering

Chinese flying car debuts in Brazil

Chinese-made EHang model completes first flight trial in São Paulo as Embraer’s eVTOL prototype nears flight-testing phase

By

Biotechnology

Research indicates new uses for microalgae

In the lab, the microscopic organisms proved capable of producing fertilizer, fixing metals in effluents, and offering new strategies for biofuels; the challenge is to expand the scale

By

Cover

Graphene hits the market

Two decades after it was first created, the unique two-dimensional nanomaterial is beginning to be incorporated into technological innovations on a commercial scale

By

Interview

Graça Nunes: AI with no illusions

Expert from USP São Carlos warns about the limitations and ethical obstacles of artificial intelligence

By and

Agriculture

New compounds to be tested against citrus canker

Farmers are turning to copper to stop one of the oldest pests in Brazilian citrus farming

By

Defense

Brazilian company develops monocular capable of seeing heat emitted by the body

Military equipment is designed to detect people in dark, smokey, dusty, or foggy environments

By

Biotechnology

Plant-based proteins improve lab-grown meat

Agricultural waste could reduce costs and make meat grown from animal cells even more similar to conventional meat

By

Environment

Good cultivation practices can reduce carbon emissions in the field

Good cultivation practices can reduce carbon emissions in the field

By and

Crop Science

New cultivation techniques seek to curb the spread of citrus disease

Greening was one of the main causes of a 25% drop in yield in the last harvest

By

TRANSPORT ENGINEERING

Brazilian magnetic levitation train begins new phase of testing

MagLev Cobra uses the magnetic force between rare-earth magnets and superconductors to move without touching the track

By

ENERGY

Brazilian scientists develop lightweight, flexible lead battery

The device, still in the prototype phase, is foldable and can be used for multiple applications, including vehicles, clothing, electronic devices, and even microsatellites

By

AGRICULTURAL ENGINEERING

A vibrant way to control brown stink bugs

A device that simulates the vibrations emitted by the insect could be used to monitor its presence in soybean and maize crops

By and

ENERGY

The race for perovskite solar cells

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

By

SUSTAINABILITY

The road to renewable fuel

In the global race to decarbonize the airline sector, Brazil could fulfill a leading role through the production of an alternative to fossil-based kerosene

By

CHEMISTRY

Hydrogel pellets remove water from biodiesel

Reusable material emerges as an alternative for purifying biofuel

By and

BIOTECHNOLOGY

Scientists develop serum for Africanized bee venom

Scientists develop serum for Africanized bee venom

By

CLIMATE CHANGE

How sponge cities can help prevent flooding

How sponge cities can help prevent flooding

By

FARMING

Trees in pasture areas improve cattle herd productivity

Thermal comfort provided by shade makes cattle more productive and increases their ability to reproduce

By

NANOTECHNOLOGY

Egg white increases adhesion of graphene to cotton threads

Group from Recife uses albumen from egg whites to attach plant-fiber coverings used in electronic clothing

By

ENVIRONMENT

System captures CO2 from the atmosphere

The country's first system designed to remove carbon directly from the air is installed in Rio Grande do Sul

By

ENVIRONMENT

Removing carbon from the atmosphere could help curb global warming

CO2 capture, use, and storage systems present an alternative way for Brazil to mitigate the effects of climate change

By

BIOTECHNOLOGY

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

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

By

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

By and

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

By

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

By

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

By