Wildcats from the Andes and Central America differ to those found in Brazil por Maria GuimarĂ£es
Amazement and horror in nineteenth-century Rio por Suzel Tunes
New techniques for determining soil identities por Carlos Fioravanti
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