Trucks and buses operate without drivers
October 22, 2025 3:52 pmAutonomous navigation system developed by Vitória-based startup allows vehicles to identify obstacles and travel on predefined routes
Latest Posts
Giant atoms could be the basis for more refined quantum sensors
October 22, 2025 3:51 pmControlling the so-called Rydberg state is the key to producing this type of structure
Hotter dry season reduces survival rate of Amazonian birds by 63%
October 22, 2025 3:49 pmImpact of 1 °C increase in average temperature was observed on 29 species living in a preserved area of the rainforest
Hotter dry season reduces survival rate of Amazonian birds by 63%
October 22, 2025 3:48 pmImpact of 1 °C increase in average temperature was observed on 29 species living in a preserved area of the rainforest
The ultra-black wasps of the Caatinga
October 22, 2025 3:48 pmNewly identified species exhibit rare evolutionary mechanism that allows them to maintain a body temperature lower than the surrounding environment
Enzyme from bacteria in the soil may increase productivity of second-generation ethanol
October 22, 2025 3:48 pmMicroorganism protein breaks down cellulose in sugarcane bagasse into smaller sugar, which ferments more easily
The Amazon’s ancient cornfields
October 22, 2025 3:47 pmArchaeological sites in Bolivia reveal traces of large-scale corn farming that once sustained a dense human population—and may have even played a role in domesticating ducks
Study seeks to explain why Alzheimer’s is more common in women
October 22, 2025 3:47 pmLevels of molecules linked to energy production and gene activation control are lower in females with varying degrees of dementia
Genetic analysis and autopsies reveal how yellow fever progresses
October 22, 2025 3:46 pmGenetic analysis and autopsies reveal how yellow fever progresses
Antimicrobial-resistant bacteria could kill 39 million people by 2050
October 22, 2025 3:46 pmAlmost 10% of deaths are expected to occur in Latin America and the Caribbean
Women graduating from higher education in 2023
October 22, 2025 3:42 pmData show proportion of women among higher education graduates in 2023
Cuckoos in the nest
October 22, 2025 3:41 pmStudy finds that one in every 25 highly cited scientists has had a paper retracted, sparking a debate about prestige and integrity
Behavior guide
October 22, 2025 3:40 pmStudy examines the importance of codes of conduct to prevent sexual harassment at conferences
Unsustainable situation
October 22, 2025 3:40 pmNeuroscientist accused of manipulating images in Alzheimer's article resigns from university
Online science communicators discuss limits for advertising campaigns
October 22, 2025 3:38 pmOnline science communicators discuss limits for advertising campaigns
Use of fake email addresses leads to retraction of 45 articles by Brazilian scientists
October 22, 2025 3:38 pmPeer review was compromised: three reviewers suggested by the authors were not who they appeared to be
Allaine Cerwonka: Artificial intelligence connections
October 22, 2025 3:38 pmDirector of UK's national institute for data science discusses research collaborations with Brazil
Ivo Karmann: A life exploring caves
October 22, 2025 3:34 pmIn good humor and with a strong team spirit, researcher tells of the beginnings and evolution of scientific investigations into caves in Brazil
Erosion reshapes river mouths in Northeast Brazil
October 22, 2025 3:32 pmIntense erosion reshaping river mouths in Brazil’s Northeast and impacting ecosystems
Rondônia in flames 43,000 years ago
October 22, 2025 3:31 pmMacrocharcoal reveals forest fires in Rondônia 43,000 years ago
More twins from late motherhood
October 22, 2025 3:31 pmLate pregnancy leads to higher chance of twins or triplets
Our neighboring galaxy in detail
October 22, 2025 3:30 pmJames Webb Telescope details neighboring galaxy of Andromeda
Climate caused megafauna extinction
October 22, 2025 3:30 pmLack of rain accelerated extinction of megafauna in Northeast Brazil
Immune cells carry microplastics to the brain
October 22, 2025 3:30 pmIngested microplastics can reach the brain within hours
Pesticides in the rain
October 22, 2025 3:29 pmRainwater in agricultural areas may contain pesticides
Traces of a super-energetic neutrino under the sea
October 22, 2025 3:28 pmUltra-energetic neutrino detected in the Mediterranean
The cries of snakes
October 22, 2025 3:28 pmFemale snakes emit high-pitched sounds when threatened
Earth’s not so solid core
October 22, 2025 3:27 pmSurface of Earth's inner core may be viscous rather than solid
Teenagers, get moving!
October 22, 2025 3:27 pmDrunkenness among Brazilian teenagers higher than in neighboring countries
India, home of the tigers
October 22, 2025 3:27 pmIndia's wild tiger population doubles in just over a decade