Brazil's first fossils were believed to be from monsters por Enrico Di Gregorio
New perspectives seek to broaden our understanding of the Paraguayan War por Ricardo Balthazar
Bird flu can be transmitted between mammals por Guilherme Costa
The reclamation of Manuel Querino por Suzel Tunes
The past dangers of receiving blood por Felipe Floresti
Glass negatives depict science in the early twentieth century por Carlos Fioravanti
