How Bolsonaro's statements destroyed the rainforest
Former Brazilian President Jair Bolsonaro contributed to deforestation through statements opposing forest conservation, according to an international study led by the University of Bonn. The study fou
Science
phys.org
29.09.2026
Starch-based sensor changes color to indicate moisture in food packaging
Brazilian researchers have developed a biodegradable, starch-based sensor that changes color when moisture enters food packaging. With the addition of cobalt chloride, the sensor changes from blue to
Science
phys.org
24.09.2026
Future of Amazon rainforest may hinge on Brazil presidential election
A general election in Brazil next month is widely seen as a choice between Luiz Inácio Lula da Silva and Flávio Bolsonaro, son of former president Jair Bolsonaro
Science
newscientist.com
23.09.2026
Newly discovered orange killifish in the Brazilian Amazon may already be endangered
Researchers have discovered a new species of brilliantly colored fish from a network of forest streams in the Brazilian Amazon and have already recommended it for listing as Endangered because of the
Science
phys.org
22.09.2026
Brazil has made gains against Amazon deforestation, but lasting protection is a challenge
Recent drops in Brazil's deforestation have been celebrated as a historic achievement. Forest loss in the Amazon fell by 23.5% in 2025 compared with the previous year. This drop contributed to a 21% n
Science
phys.org
22.09.2026
Microfluidic device simulates human tissue and offers an alternative to animal testing
Researchers at the Brazilian Center for Research in Energy and Materials (CNPEM) have developed microfluidic technology that can grow cells in three dimensions (3D). The goal is to conduct toxicity te
Science
phys.org
17.09.2026
Brazilian sedge reproduces sexually but without DNA reshuffling, producing genetic clones
Sexual reproduction usually reshuffles genetic information, creating offspring that differ from their parents. But one small plant takes an unexpected route. In a new study published in Nature, an int
Science
phys.org
17.09.2026
Colombia and Brazil deadliest countries for environmental activists, report says
The two countries accounted for 52% of killings of environmental activists in 2025, according to Global Witness.
Science
bbc.co.uk
16.09.2026
Water isotopes reveal early drought signals in Central Amazon rainfall
The historic droughts of 2023 and 2024 in the Amazon reduced river flows and altered the region's rainfall composition. Daily monitoring in Manaus, the capital of the Brazilian state of Amazonas, reve
Science
phys.org
10.09.2026
Beryllium signal identifies stars that have swallowed rocky planets
An international team led by researchers from the University of São Paulo (USP) in Brazil has developed an innovative method to identify stars that have consumed the planets around them. The technique
Science
phys.org
09.09.2026
Giant new dinosaur discovered beneath construction site in Brazil
Scientists have identified a giant new dinosaur from Brazil that reached about 20 meters long and lived 120 million years ago. Its surprising evolutionary ties to a Spanish dinosaur suggest its ancest
Science
sciencedaily.com
08.09.2026
Same-sex marriages surged before Bolsonaro took office, Brazil data reveal
A new study has shown that the election of Jair Bolsonaro, known for his homophobic views, as president of Brazil in 2018 caused a temporary surge in the number of same-sex marriages. The increase was
Science
phys.org
04.09.2026
New research compares civil servant experiences under Trump in the US to those under Bolsonaro in Brazil
A new comparative survey of nearly 150 career civil servants (66 in the U.S. and 82 in Brazil) probed differences in bureaucratic responses to democratic backsliding among civil servants who served un
Science
phys.org
01.09.2026
Once a legend, humpback whales make a comeback in Brazil
Female humpback whales off the coast of Brazil now have their pick of mates, who slap the water with their tails and jostle for attention—a scene that would have been unthinkable a few decades ago.
Science
phys.org
28.08.2026
Brazilians are MacGyver-ing their way around traditional markets
Life hacks are everywhere on social media—people reuse everyday materials and objects to create ingenious solutions to common problems and needs.
Science
phys.org
25.08.2026
Large mammals alter soil chemistry and increase fertility in the Atlantic Forest
A study published in the journal Ecological Monographs indicates that large mammals, such as tapirs, peccaries, agoutis and deer, alter the chemical composition of litter and soil in tropical forests
Science
phys.org
25.08.2026
Bacteria from ancestral wheat microbiomes help protect plants against root rot fungus
In the journal npj Biofilms and Microbiomes, researchers from the Brazilian Agricultural Research Corporation (EMBRAPA) and the University of São Paulo (USP) describe the role of three bacteria in sup
Science
phys.org
24.08.2026
Nanoparticle combines two strategies to speed up the healing of chronic wounds
Researchers at the University of São Paulo (USP) in Ribeirão Preto, Brazil, have developed a nanoparticle that can address the various factors hindering the healing of chronic wounds, which include ul
Science
phys.org
20.08.2026
Artificial intelligence acts as an 'ideological chameleon' and may deepen political polarization
Researchers at the State University of Campinas (UNICAMP) in the state of São Paulo, Brazil, examined the ideological stance of large language models—artificial intelligence systems trained to underst
Science
phys.org
19.08.2026
Most mammal species discovered in the Global South since 1990 end up in Northern collections
According to a study by Brazilian scientists published in the journal npj Biodiversity, most new mammal species described over the past 35 years are housed in institutions in countries of the so-calle
Science
phys.org
18.08.2026