The past dangers of receiving blood por Felipe Floresti
Did diseases kill the Neanderthals? por Maria Guimarães
Thousands of plant species live on rocks por Redação
Hydrogel pellets remove water from biodiesel por Felipe Floresti and Carlos Fioravanti
Scientists develop serum for Africanized bee venom por Suzel Tunes
How sponge cities can help prevent flooding por Frances Jones