Science

Astrophysics

Black hole with a mass equivalent to 36 billion suns is one of the largest ever found

Discovery was made at the center of one of the galaxies in the system known as the Cosmic Horseshoe

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Interview

FIOCRUZ doctor discusses the problems faced by children with microcephaly caused by Zika

Families suffer from a lack of economic support and medication shortages, as well as neglect

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Epidemiology

Hormonal and digestive system diseases increase the risk of Parkinson’s and Alzheimer’s

Researchers examine the role common metabolic diseases play in the development of neurodegenerative problems

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Public policies

Climate change affects children’s lives and exacerbates social inequality

Extreme events impact aspects such as school attendance and nutrition

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Environment

Over 85% of municipalities in Brazil have no climate change adaptation plan

Index calculates capacity to reduce the impacts of extreme events in more than 5,000 cities

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Atmospheric sciences

Deforestation is making the Amazon drier while global climate change is making it warmer

Deforestation is responsible for almost 75% of the decline in rainfall during the region's dry season

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Ecology

Plastic and climate change threaten reproduction of Amazonian fungi

Plastic and climate change threaten reproduction of Amazonian fungi

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Conservation

Ecological strategies seek to restore wildlife populations and reverse extinctions

Rewilding and de-extinction represent a new era in ecosystem restoration

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Interview

Maria Paula Curado: Brazilian epidemiologist mapping cancer incidence patterns

The doctor transitioned from surgery to epidemiology and helped establish international guidelines for head and neck cancer diagnosis and treatment

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Interview

Jaqueline Mesquita: Researcher highlights the challenges of working in a male-dominated field

Youngest ever president of the Brazilian Mathematical Society and the Mathematical Union of Latin America and the Caribbean talks about prejudice and problems in education

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Cosmology

Vera Rubin observatory to map the entire visible sky over the next 10 years

Approximately 170 Brazilian researchers will take part in research at the new telescope, located in Chile

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Public health

Contaminated food and water infected nearly 20,000 people in 2023

There were 31 deaths caused by viruses or bacteria that year—more than in 2022

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Epidemiology

Bolsa Família program prevented 8.2 million hospitalizations and 713,000 deaths between 2004 and 2019

Estimate is based on data from 3,671 Brazilian municipalities, home to 90% of the population

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Paleontology

Fossil halves separated 90 years ago reveal unknown Jurassic reptile species

Brazilian researcher discovers two parts of the same specimen in museums in Germany and the United Kingdom

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Zoology

Harvestman species has two types of males

Territorial with powerful claws or sneaky and weak, the arachnids have different sexual organs

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Geosciences

Rivers alter landscapes by incorporating parts of other rivers

Rivers alter landscapes by incorporating parts of other rivers

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Public health

New criteria for healthy eating

Recent studies suggest that what we eat can add or subtract years of healthy life, offering guidelines for an environmentally friendly diet

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Epidemiology

Survey records high use of vapes among young people

Most teens continue to use e-cigarettes after trying them for the first time

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Biochemistry

Marine organism has unknown green photoprotein

Deep-sea discoveries open new biotechnological paths and deepen understanding of forms of bioluminescence

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Ecology

Multicolored birds avoid urban areas

Large cities attract voracious, dull-colored birds and repel small, more colorful ones, impoverishing metropolitan fauna

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Botany

Trees that protect other trees

Capororoca and pixirica in the Atlantic Forest, and catingueira and faveleiro in the Caatinga, create favorable environments for dozens of other species

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Immunology

Scientists develop anti-tumor immune cell that reduces rejection risk

CAR-NK lymphocytes could be produced in advance for use in numerous patients

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Immunology

Center in São Paulo will test modified immune cells to treat blood cancer in 81 patients

Goal is to fight leukemia and lymphoma resistant to chemo and radiotherapy

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Healthcare

Microwaves to hunt tumors

New generation of imaging systems will avoid the breast compression and radiation of traditional mammography

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Physics

The light of sound

Controlling interactions between photons and phonons could generate more refined lasers and facilitate quantum information processing

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Climate change

Triple suffocation in the ocean

Compound extreme events consisting of heatwaves, high acidification, and chlorophyll scarcity have become frequent in the South Atlantic since 2009

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Atmospheric chemistry

From the forest to the air

Gas emitted by trees in Amazonia increases the production of condensation nuclei, the origin of clouds, by 100 times

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Agronomy

In-depth field insight

Drone-based radar facilitates crop monitoring, soil analysis, and the identification of underground mineral deposits, anthills, and bones

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Agriculture

Native cassava farming

Farming by the Wauja people in Alto Xingu increases plant diversity and can help recover crops that have experienced genetic erosion

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Chronobiology

A surprising biological clock

Cyanobacteria live for approximately one day but can prepare themselves for seasonal changes

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