I.T.

SCIENTIFIC COMMUNICATION

Researchers and students help improve Wikipedia entries

At least 35 universities in the country implemented undergraduate and communication projects with the online encyclopedia

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Cover

The exaflop era

With the power to perform 1 quintillion mathematical operations per second, Frontier has set a new standard in data processing

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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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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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Video

What are supercomputers?

Capable of complex operations, machines enable to investigate matters such as the effects of deforestation on climate and Milky Way evolution | 5'26

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Obituary

The cloud architect

Engineer Luiz André Barroso was known for his pioneering work in data center planning

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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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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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Cover

ChatGPT ushers in a new era in human-computer interaction

Software promises to reinvent everything from online search engines to voice assistants, with a multitude of ethical implications

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Cover

System designed to detect manipulated images in scientific articles

Artificial intelligence can both generate fake images and help to identify them

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COMPUTING

Deepfake

Algorithm detects images and videos altered by artificial intelligence, the new technological approach to spreading disinformation

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Videos

What is deepfake?

Anderson Rocha, head of the Artificial Intelligence Laboratory (recod.ai) at the University of Campinas, explains how this technology works, as well as its applications and risks

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OBITUARY

An internet visionary

Computer scientist Tadao Takahashi was one of the people responsible for implementing a national computer network in Brazil

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Information technology

Brazil’s electronic voting machine comes of age

Going digital brought agility and stability to a process that has been marked by fraud and distrust in the past

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Cyber security

Internet vulnerabilities

Brazilian cybersecurity firms seek growth as virtual crime rises

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Data

Scientific publications on artificial intelligence1

The number of scientific articles on artificial intelligence (AI) published worldwide tripled

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Industry 4.0

Digital mining

Technology is helping to enhance productivity and safety in a high-risk industry

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Careers

Eradicating malaria

Congolese student uses artificial intelligence to fight the disease, which affects more than 210 million people a year

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Computer Science

Discriminatory algorithms

How artificial intelligence assumes discriminatory behavior and what science can do to prevent it

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Open access

Unearthing hidden treasure

A new platform allows users to search scholarly data from eight universities in São Paulo

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Interview

Silvio Crestana: A Matter of Survival

Cost reduction, eco-efficiency, and integration with the supply chain make investment in technology a vital imperative

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Cover

Agricultural innovation

Learn about some of the new-generation technologies that are reshaping farming and agriculture

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Internet

The future of the web

As the web turns 30, the technology that has transformed the modern world faces challenges to remaining a free, democratic, and pluralistic domain

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CAREERS

Women resuming a prominent role in computing

Initiatives encourage girls to explore technology, programming, and entrepreneurship in Brazil

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Justice

Automation in law

A new type of startup, known as legaltech, is developing technological systems for the legal field

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Information technology

Deciphering blockchain

System created to support cryptocurrency is now being used in a number of other applications

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Interview

David Cox : The power to transform the world

American neuroscientist says health and cybersecurity are just some of the areas that stand to benefit from advances in artificial intelligence

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Cover

Mimicking the brain

Artificial intelligence as a scientific field was borne from mathematical studies in the 1940s

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Cover

Fertile ground for artificial intelligence

As the use of AI continues to grow, a consortium of researchers has created an institute designed to help establish partnerships between universities and businesses

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