Cellulose on the skin por Dinorah Ereno
Nanocellulose used in tires and cosmetics por Sarah Schmidt
Advances in 3D printing of human tissues por Sarah Schmidt
Calculator estimates methane emitted by intensive livestock farming por Gilberto Stam
Fighting fraud in biometric systems is a game of cat and mouse, says expert por Yuri Vasconcelos
Camera attached to backpack alerts visually impaired to obstacles por Carlos Fioravanti