Crossed paths por Neide Oliveira
The past dangers of receiving blood por Felipe Floresti
Scientists develop serum for Africanized bee venom por Suzel Tunes
Hydrogel pellets remove water from biodiesel por Felipe Floresti and Carlos Fioravanti
How sponge cities can help prevent flooding por Frances Jones
Trees in pasture areas improve cattle herd productivity por Domingos Zaparolli
