A study indicates that the availability of food for the largest cat in the Americas is a key factor in its presence in conservation areas of the biome, which covers approximately 15% of Brazil.
Climate change
2026-04-21
Fires, droughts, and windstorms reduce the diversity of Amazonian vegetation
A study led by Brazilian researchers shows that species are being replaced by generalists, and there is no trend toward savannization; however, recovered areas are more vulnerable.
Health
2026-04-15
The cold virus ‘hides’ and multiplies in the tonsils and adenoids, even in people without symptoms
A study conducted at the University of São Paulo shows that the pathogen can persist in these tissues for long periods, be transmitted unexpectedly, and trigger new outbreaks of the disease.
Research on mice conducted at the Federal University of São Paulo shows that training in water promotes more robust and healthy cardiac adaptations.
Forest restoration
2026-04-29
Soil fertilization with Amazonian dark earth increases tree diameter by up to 88%
Small amounts of this anthropogenic soil, created by ancient Amazonian populations, have demonstrated a potent effect on the growth of two species of interest for reforestation.
COVID-19
2026-04-29
Study confirms effectiveness of medicinal plant against SARS-CoV-2 virus
Research coordinated by a University of São Paulo professor showed that a substance extracted from Copaifera lucens Dwyer leaves combats the microorganism that causes COVID-19 on multiple fronts.
Energy transition
2026-04-29
Brazilian reactor generates green hydrogen using sunlight, water, and low-cost materials
In laboratory tests, the system operated stably for 120 hours. The prototype was also tested outdoors and maintained the same efficiency.
Biotechnology
2026-04-29
Spent hop derived from beer production is incorporated into sunscreen
Using industrial waste could enable the production of more sustainable and affordable cosmetics.
Mental health
2026-04-29
Small dose of antibiotic yields good results in treating panic attacks
A study involving animals and humans showed that minocycline, in doses lower than those administered for bacterial infections, has an anti-inflammatory effect on microglia, which are brain cells that become more inflamed in people with the disorder.
Gynecology
2026-04-29
Melatonin application increases effectiveness of autologous ovarian tissue transplantation, study reveals
Research conducted on rats showed that the substance improved the viability of grafting, a method that preserves fertility in young cancer patients.
Agriculture
2026-04-22
Brazil has lost 1.4 billion tons of soil carbon due to the conversion of natural areas to agriculture
According to calculations by scientists at a FAPESP-supported research center, the amount is equal to the emission of 5.2 billion tons of CO2 equivalent. The authors point to the potential to meet Brazilian mitigation targets by “recarbonizing” soils through sustainable agricultural practices.
