Fast-charging batteries for electric cars por Redação
Brazilian magnetic levitation train begins new phase of testing por Domingos Zaparolli
Brazilian scientists develop lightweight, flexible lead battery por Yuri Vasconcelos
Miguel de Barros: The sea swallowing the land por Marcos Pivetta
Fossilized feces contain traces of parasites that can still infect animals por Enrico Di Gregorio
Bird flu can be transmitted between mammals por Guilherme Costa
