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Mars was like Earth

Rocks collected by Curiosity rover suggest Mars may have been more like Earth in the past

Hospital infections caused by skin

Hospital infections can be caused by bacteria carried on the patient's own skin

Canine expressiveness

Canine from Africa may have the same expressive features as domestic dogs

India, 52 ºC

Heat waves intensify in India, with temperatures reaching 52.9 ºC

Egypt recovers stolen 3,400-year-old statue

Egypt recovers statue of Pharaoh Ramses II, stolen in the late 1980s or early 1990s

Beyond human beings

Pedro Meira Monteiro: “We need to incorporate new voices into traditional archives”

Princeton professor says institutions need to rethink their collections with an eye on diversity

In the reproductive sphere

Assisted reproduction project seeks to improve the quality of bovine eggs

Brazil-Angola connection

Kaio Carmona, a poet from Minas Gerais and a member of the Leitorado Guimarães Rosa Program, is fostering cultural exchanges between the two countries

Glass negatives depict science in the early twentieth century

Botanical Garden of Rio de Janeiro and other institutions preserve rare photographic collections

Number of people with disabilities employed in São Paulo increasing

Despite good progress, most companies in the state do not meet the quotas established by legislation

Book art

Researchers shine a light on the legacy of pioneers of modern literary illustration in Brazil, such as Poty Lazzarotto and Tomás Santa Rosa

Democracy in plural

Collective candidacies surge in Brazil, rising from 7 between 2012 and 2014 to 542 between 2020 and 2022

Trees in pasture areas improve cattle herd productivity

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

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

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

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

Academic genealogy

Survey identifies 851 master’s and doctoral graduates from six generations descending from the physicist's postgraduate work

Supporting institutions

The physicist was one of the founders of the Brazilian Center for Physics Research (CBPF) and supported the creation of the CNPq

A major contribution

The discovery of the pion led to a greater understanding of the cohesion of the atomic nucleus

The physicist who saw a bigger picture

His studies were based on experiments with cosmic rays and the use of accelerators in particle physics

Neurons at the base of the brain control compulsive food-seeking

Neurons at the base of the brain control compulsive food-seeking

Study identifies how the Chikungunya virus causes death

Infectious agent causes dysregulated metabolism and inflammation in multiple organs, including the brain

Marks left by insects on rhynchosaurus bones indicate underground activity

Marks left by insects on rhynchosaurus bones indicate underground activity

Extreme rain, preventive failures, and local geography caused disaster in the South

Water in flooded areas is draining very slowly, prolonging the impact of the catastrophe in Rio Grande do Sul

The importance of water in economic activities

Data highlights the importance of water to the Brazilian economy

Training that borders on misconduct

Scientific writing companies offer young doctors competing for grants and jobs in the USA the chance to be named as authors of articles produced in workshops

American universities examine sexual violence on campus

American universities examine sexual violence on campus

Tool notifies readers if a paper is suspected of containing errors or fraud

Tool notifies readers if a paper is suspected of containing errors or fraud

Six in ten Brazilians are interested in science and technology, according to a survey

Public Perception of S&T Survey highlights growth of social media as a source of information and the rise of fake news