Issue # 339 _ May 2024

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Cover

New census and housing program for the homeless population
A federal plan supported by scientific evidence is being launched to reduce the homeless population, a global problem By
Brazil invests in housing-first program
Initiative is based on the theory that homeless people need a place to live before they can access psychological and social services and earn professional qualifications By

 

SCIENTOMETRICS

Algorithm encourages constructive and respectful peer review

Rude, vague, and even discriminatory scientific opinions jeopardize the effectiveness of evaluations among scientists

By

COOPERATION

New alliances in the South Atlantic

Shortage of information and common problems such as climate change motivate international scientific cooperation

By

INTERVIEW

David MacMillan: A catalyst for discoveries

Chemist won the Nobel Prize in 2021 for important innovations in the pharmaceutical industry

By

XENOTRANSPLANTATION

A team from USP is attempting to create genetically modified pigs to provide organs to humans

The animals will be raised in special facilities, such as one opened on the Cidade Universitária campus in April

By

Public health

Shorter treatment for malaria

New drug proves as effective at preventing recurrences as current medications with longer courses

By

EVOLUTION

Plant ancestors received genes from fungi and bacteria

Important characteristics for diversity and evolutionary success appear to have direct origins in DNA obtained by plant ancestors at least 600 million years ago

By

ARCHAEOLOGY

Indigenous peoples made engravings alongside dinosaur footprints

Site in Paraíba suggests communities that lived up to 9,000 years ago found meaning in evidence of extinct animals

By

PLANNING

Quantum technologies need to attract more engineers

The topic was addressed at a thematic meeting held in Rio de Janeiro and São Paulo, a preparatory event for the 5th National Conference on Science, Technology, and Innovation

By

PHYSICS

Quantum startup develops random-number generator used in lottery

Chilean company was founded based on a method developed by a physicist from Minas Gerais and his Polish colleague

By

ASTROPHYSICS

Complex organic molecules found in the ice of nascent stars for the first time

Ethanol and two other solid compounds were identified by the James Webb telescope

By

CLIMATE CHANGE

Global warming threatens main Atlantic Ocean current system

Melting ice in Greenland puts the main current system in the Atlantic Ocean (the AMOC) at risk

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

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

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

BIOTECHNOLOGY

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

Medicines can be extracted from the milk of genetically modified animals

By

PHOTOGRAPHY

The experimentations of George Love

American photographer who lived in Brazil brought a new outlook on image production in the country

By

LITERATURE

Letters from Oswald to Mário de Andrade reveal the underground face of modernism

Writers corresponded between 1919 and 1928, a year before their friendship broke down

By