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A species from the Negro River basin uses the spaces between the roots and hollows of trees to build nests and care for its young for four to six months, leaving only at night to hunt.

Historic drought in the Negro River basin and a possible inaccurate description of the distribution of Iracema caiana may be reasons why the species was not found by the DEGy Negro River Expedition. The episode describes the first collections.

In preparation for the expedition down the Negro River in search of fish of the order Gymnotiformes, researchers gather more than 200 kilos of equipment and supplies for detecting, collecting and storing specimens.

For two weeks, scientists from the University of São Paulo collected specimens of poraquês and other fish of the order Gymnotiformes aboard the vessel Comandante Gomes. The Agência FAPESP report followed the work in the field.

In the fourth 2024 FAPESP Lecture, Carlos Jaramillo, a Colombian geologist, palynologist and paleobiologist affiliated with the Smithsonian Tropical Research Institute (STRI) in Panama, showed how South America’s landscapes and biomes have evolved over geological time.

An analysis of data from weather stations shows that large contiguous areas of the region have seen more days of extremely heavy rain in the past seven decades.

Researchers detected SARS-CoV-2 in male reproductive cells under the microscope even when PCR testing failed to detect the virus in semen. The discovery serves as a warning of possible implications for natural conception and particularly for assisted reproduction.

In a study involving mice, scientists used a technique that combines light stimulation and bioengineering to activate a cluster of nerve cells deep inside the brain. The discovery could pave the way to future treatment of eating disorders.

In tests involving animals, nanoparticles containing substances already approved for human use reduced inflammation in the biological microenvironment where malignant tumors flourish and facilitated the action of the immune system.

A startup supported by FAPESP is developing a system to assure the proper use of elements capable of guaranteeing structural integrity at high temperatures while reducing heat transfer from machinery and equipment to the environment.

Extension project developed by students aged 8 to 15 at the House of Science of the Blood Center run by the University of São Paulo in Ribeirão Preto.

In experiments with mice, researchers at the State University of Campinas (UNICAMP) in Brazil and the Pasteur Institute in Lille (France) found that viral load and inflammation decreased in animals infected by influenza virus when they were given the substance.

Scientists at São Paulo State University (UNESP) and Oklahoma State University (OSU) verified in the field that a parasitoid wasp that neutralizes the Brown stink bug should ideally be released at intervals of 30 m.

A study supported by FAPESP produced films comprising polyaniline nanostructures with a carbon nanotube underlayer.

The first Research, Innovation and Dissemination Center (RIDC) hosted by São Paulo State University (UNESP) will promote innovation focusing on sustainable solutions and accelerated knowledge dissemination.

In an article published in Nature Metabolism, researchers based in Brazil and Mexico analyze the Latin American obesity epidemic from a broad perspective that includes socioeconomic, cultural and epigenetic factors. For the authors, solutions must focus on collective action rather than individualization of the problem.

A startup supported by FAPESP is developing a methodology that will give oncologists more precise information to help them choose the best therapeutic approach.

A delegation from INRAE visited FAPESP to discuss common areas of interest in scientific collaboration.

Today’s key issues, such as artificial intelligence, climate change, cancer and Brazilian institutions, will be the focus of inter-institutional and multidisciplinary teaching and research; the new organization gives groups more autonomy and agility.

Developed by Brazilian scientists, the device connects wirelessly to a smartphone and can be used to monitor general health.

The mission, which will be led by archeologist and anthropologist Walter Neves, aims to understand how the Neanderthals interacted with Homo sapiens, and why they disappeared.

Researchers at a FAPESP-supported research center showed that the addition of bromine to extracellular matrix proteins is a physiological modification dependent on the enzyme peroxidasin – the study extends knowledge of the scope of this enzyme’s activity in the mammalian organism.

The aim is to fund bilateral projects in the field of artificial intelligence, focusing on mobility, energy and security.

In a study with 49 participants, researchers at the State University of Campinas found that daily consumption of a dietary supplement containing 15 g of the substance for five weeks improved glucose metabolism even after meals.

Researchers at a startup supported by FAPESP have developed a material that mimics conditions in the uterus and could result in a 32% rise in bovine embryo production.

Chemical analysis of stalagmites in the Peruaçu Caves National Park showed that global warming has disrupted the hydrological cycle in Brazil’s central region, making a significant proportion of any rain that falls evaporate before it can penetrate the soil.

Through experiments with human cells and animals, researchers from the University of São Paulo and collaborators have shown how gene-environment interactions during the craniofacial development of the embryo can lead to malformations.

In an experiment resulting from collaboration between two FAPESP-supported research centers, a material was modified for use in solar-driven water splitting to produce hydrogen.

This study was conducted at the University of São Paulo and published in Clinical Oral Investigations; the authors emphasize the importance of collaboration between dentists and psychiatrists to improve diagnosis and treatment.

Focus on transdisciplinarity aims to foster participation by all stakeholders in efforts to address global change. The subject was front and center at an event held in April 2024 at a historic town in São Paulo state.

Results show that oral fluid bacteria differ from fecal and environmental bacteria. Identification of these microorganisms can help diagnose infectious diseases and improve pork production.

A study conducted at the University of São Paulo with 23 volunteers found that only evening training regulated baroreflex sensitivity, a mechanism that compensates for abrupt changes in blood pressure.

BioDecision has developed a methodology that combines RNA sequencing and big data to offer the pharmaceutical industry molecular targets of interest for treatment of the disease.

Director of the Institute of Mathematical and Computer Sciences at the University of São Paulo collaborates with work developed in the UK to guide governments.

The new office is expected to serve as a research hub for the Research Center for Greenhouse Gas Innovation in Europe, fostering international partnerships.

Since 2001, when it was first recorded in the Jaguarai reservoir in São Paulo state, the Silver croaker (Plagioscion squamosissimus) has established and increased its population in the Paraíba do Sul Basin to the detriment of native fish species.

The lecture was delivered by Antonio Bianco, a professor of medicine at the University of Chicago who has won several awards for research in the thyroid field.

Leaf cellulose is converted by pyrolysis to graphite, which is printed in the right shape for the surface to function as a sensor. Tests to determine concentrations of dopamine and paracetamol confirmed that the sensor performed successfully.

The project, conducted by researchers affiliated with the University of São Paulo in Brazil and the University of Birmingham in the UK, was one of 15 presented at an event held to celebrate the partnership between the British institution and FAPESP. It also marked the launch of the University of Birmingham Brazil Institute, whose mission is to bolster UK-Brazil research collaboration.

A survey conducted in Brazil provides an overview of musculoskeletal pain in the very young. Back pain and leg pain were the most frequent complaints among 2,688 volunteers aged 12 on average.

The firm is supported by FAPESP and is developing an autonomous helicopter capable of spraying crops on steep hillsides.

Game challenges the player to find and eliminate all Aedes aegypti mosquito hotspots.

Edgar Dutra Zanotto, coordinator of the Center for Teaching, Research and Innovation in Glass, was invited by the American Ceramic Society to give the Varshneya Frontiers of Glass Science Lecture.

The drug accumulates not only in water, but also in sediments and marine organisms, and poses a high ecological risk, said Camilo Seabra, a professor at the Federal University of São Paulo, during FAPESP Week Illinois.

Researchers in Brazil compared leaf damage caused by insects and pathogens in areas with and without the presence of mammals such as tapirs, deer and peccaries. Absence of the animals led to loss of microorganisms that cause leaf disease, potentially affecting long-term eco-evolutionary processes and reducing biodiversity in tropical forests.

The researchers showed that pressure has intensified since the 2018 announcement of a plan to create a development zone where the states of Amazonas, Acre and Rondônia meet.

The foods, found in the homes of Brazilian families participating in the research, were stored for future consumption. The study is the first in Brazil to use biomarkers to characterize the risk associated with mycotoxins in the diet.

The increase was confirmed by an analysis of satellite images, contrasting with a drop in deforestation and the total number of fires detected in the Amazon. The Brazilian government’s center for forest fire prevention says it is partnering with other institutions to combat wildfires in the region.

An article published by a FAPESP-supported research center highlights the link between mitochondrial calcium transport and autophagy, the process whereby cells break down and reuse some of their own components.

A Brazilian startup supported by FAPESP is developing a solution to detect a biomolecule linked to the presence of migratory oral cancer cells.