Carnaúba: an X-ray supermicroscope Por Carlos Fioravanti
Human footprints suggest large population in ancient Amazon Por Letícia Naísa
Plastic rocks Por Sarah Schmidt
An iberian pterosaur Por Sarah Schmidt
Suicide rate among indigenous people almost three times higher than the general population Por Renata Fontanetto
Chikungunya virus caused seven outbreaks in Brazil in 10 years Por Felipe Floresti
