Fossil lineage found in Rio Grande do Sul survived the world’s biggest extinction event por Gilberto Stam
Wildcats from the Andes and Central America differ to those found in Brazil por Maria Guimarães
Thousands of dead pups por Redação
Merging of neutron stars generates second-largest gamma-ray burst por Marcos Pivetta
Sun emitted more high-energy gamma rays than usual during its last peak of activity por Marcos Pivetta
AI systems could monitor animals crossing highways por Giselle Soares