Higher education growing in Brazil
January 20, 2026 10:39 amHigher education growing in Brazil
Latest Posts
Progress on shaky ground
January 20, 2026 10:36 amUniversity ranking uses indicators linked to scientific misconduct to classify institutions
The article writing style of ChatGPT
January 20, 2026 10:36 amOne in seven biomedical papers published in 2024 was written with support from artificial intelligence, study shows
Journal stops publishing papers amid investigation into suspected misconduct
January 20, 2026 10:36 amJournal stops publishing papers amid investigation into suspected misconduct
Cape Verdean researcher warns of the dangers of inequality in research networks
January 20, 2026 10:28 amSociologist and political scientist Eurídice Monteiro highlights Africa’s role in the global scientific dialogue
Budget amendments used as a complementary source of funding for public universities
January 20, 2026 10:28 amAlthough they help fill budget gaps, researchers are concerned about growing dependence on the mechanism
Renato Cotta: Engineer advocates for increased investment in the nuclear sector
January 20, 2026 10:26 amUFRJ researcher helped develop Brazil’s ultracentrifuge technology for uranium enrichment
Scientists develop anti-tumor immune cell that reduces rejection risk
January 20, 2026 10:22 amCAR-NK lymphocytes could be produced in advance for use in numerous patients
Center in São Paulo will test modified immune cells to treat blood cancer in 81 patients
January 20, 2026 10:21 amGoal is to fight leukemia and lymphoma resistant to chemo and radiotherapy
Sloths die of heat in the Amazon
January 20, 2026 10:17 amTen three-toed sloths die in Amazon heatwave
Oil-filtering membrane
January 20, 2026 10:16 amMembrane could reduce energy consumption in oil refining
An explanation for severe dengue
January 20, 2026 10:15 amDengue fever less severe in people of African descent
Concrete made with coffee instead of sand
January 20, 2026 10:15 amDengue fever less severe in people of African descent
Superhot gases connect galaxies
January 20, 2026 10:14 amFilament of superhot gas connects four galaxy clusters
Rabies vaccine in gel form for bats
January 20, 2026 10:13 amVaccine in gel form helps control rabies transmission in bats
Ice Age survivors
January 20, 2026 10:12 am443-million-year-old arthropods withstood major climate changes
The unwanted effects of sunscreen
January 20, 2026 10:12 amCompound used in sunscreen and other cosmetics hinders plastic degradation
Solved: the mystery of sex in egg-laying mammals
January 20, 2026 9:56 amPlatypus sex determined by hormone-derived gene
Fifty-nine snake species in the Pampas
January 20, 2026 9:52 amGuide presents 59 snake species found in the Pampas
Detecting cancer with microwaves
January 20, 2026 9:52 amScientists test microwave device for detecting cancer in blood
Habits that lead to tooth loss
January 20, 2026 9:51 amAlmost 1 in 3 Brazilians aged over 60 have lost all of their teeth
Ancient Colombian people with no descendants
January 20, 2026 9:51 amIndigenous people who lived in Colombia 6,000 years ago left no descendants
Second-hand clothes pollute the air and rivers in Africa
January 20, 2026 9:50 amHuge volumes of used clothing sent to Africa are polluting rivers
General terms and rigor
January 20, 2026 9:50 amLetter from the editor | 358
Read the international issue
January 19, 2026 2:57 pm
Backward Roland Garros
January 19, 2026 2:50 pmIt looks like a tennis ball, but it is actually a microstructure that could be used to produce refractory ceramics
The bars of time
January 19, 2026 2:50 pmResearch finds rarities and widens access to little-known musical archives
A national voice
January 19, 2026 2:50 pmNew studies revisit the legacy of Jorge Amado, revealing an author deeply engaged with racial, class, and gender issues
To locate people lost at sea
January 19, 2026 2:49 pmA nanosatellite developed in Brazil is designed to help rescue small boats during maritime emergencies
Microwaves to hunt tumors
January 19, 2026 2:49 pmNew generation of imaging systems will avoid the breast compression and radiation of traditional mammography