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Lethal networks

Faced with an invasion of viruses or bacteria, human immune system cells sometimes overreact in a process known as NETosis, which has been shown to be more severe when the invader is SARS-CoV-2

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Careers

Embryonic research

Scientist from São Paulo wins international award and opens a laboratory in Germany to investigate reproductive processes

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Careers

Theory in practice

Decisive in vocational training, the number of undergraduate students participating in internship programs is still low

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Retrospect

The discovery of insulin

The purification and pharmaceutical formulation of the hormone insulin, beginning 100 years ago, and its production in Brazil half a century ago, brought diabetes under control

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Obituary

Interpreter of slavery

Historian Manolo Florentino developed iconic studies on the transatlantic slave trade

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History

Overseas connections

Researchers investigate the production and dissemination of knowledge during the Portuguese Empire, and their ambiguous power relationships with the colonies

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Public administration

Crafting healthcare policy

Since the 1970s, researchers and other actors have worked to integrate government, science, and the economy in the health-industry complex

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Marine biology

Coral nurseries

Mobile cultivation of damaged coral in precast frames is a promising technology for rehabilitating reefs

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Interview

Gabriel Liguori: A bioartificial heart on the horizon

The creator of bioengineering startup TissueLabs discusses how he has sought to overcome the challenges involved in the construction of human tissues and organs with 3D printers

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Environment

Hidden losses

The size of the Atlantic Forest has remained almost stable for 30 years, but old forest is losing ground to newer formations with lower biodiversity and carbon stock

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Photonics

New light conversion

Miniaturization on a microchip that transforms a type of electromagnetic radiation into two distinct frequencies could reduce the size of laser devices

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Materials engineering

Made to order

Artificial intelligence system determines glass formulation based on the desired characteristics

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Physics

Twisted graphene

Brazilian device records surprising effect of misaligned graphene sheets

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Funding

A sigh of relief

New legislation to reduce the use of animals in scientific research in Brazil

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Ethics

Fewer animals in science

New legislation aims to reduce the number of animals used in teaching and research in Brazil

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Public health

An agenda for forgotten diseases

WHO launches road map to 2030 for preventing and eradicating neglected tropical diseases

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Interview

Jurandyr Ross: The three Brazils

The São Paulo geographer proposes an overview of the country’s different environmental, social, and economic realities

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COVID-19

Complex choices

Bioethics committees have become increasingly important in solving dilemmas brought about by the pandemic, but few hospitals have them

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COVID-19

A town turned laboratory

Epidemiological studies, such as the one led in the town of Serrana, São Paulo, should provide valuable information about the pandemic

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COVID-19

New vaccines on the way

Butantan Institute and federal government plan to start human trials of two vaccine candidates in the coming months

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COVID-19

The evolution of a virus

Low vaccination rates and lack of control over SARS-CoV-2 circulation is increasing the likelihood that more transmissible and lethal variants will emerge

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COVID-19

Death of a man; extinction of an ethnic group

Aruká Juma, the last person to speak the language of the Juma people, died of COVID-19 on February

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COVID-19

A mask that inactivates the virus

Hospital Regional da Asa Norte in Brasília began clinical trials of a mask that contains a biocompatible compound capable of inactivating the novel coronavirus

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COVID-19

High infant mortality in Sergipe

Despite having enough beds available in intensive care units (ICU) for adults, Sergipe has a 41% shortfall in pediatric beds

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COVID-19

Understand the long-term effects

The US NIH announced a plan to invest US$1.15 billion over the next four years into research on the long-term effects of COVID-19

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COVID-19

Outbreak on ship confirms the main route of contagion

The results of computer simulations of how COVID-19 spread on the Australian cruise ship Princess Diamond have finally been published in a scientific journal.

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Archaeology

A powerful fertilizer

Archaeological records of plants and grains suggest that agriculture sustained large human settlements in northern Chile for many centuries was established in 1438

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Environment

Causes of extreme drought in the Pantanal

Across 2019 and 2020, the Pantanal faced the worst drought recorded in the last 50 years

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History

Unfolding the past

Using an X-ray microtomography scanner, an international team of researchers was able to read the contents of a letter from the Renaissance Period without actually opening it

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Funding

More funding for science in the UK

The British government has announced plans to create a new funding agency in the country, known as the Advanced Research and Invention Agency

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