Self cleaning scalpel por Yuri Vasconcelos
New environmental practices foster the creation of agricultural startups por Sarah Schmidt
Quantum startup develops random-number generator used in lottery por Marcos Pivetta
Egg white increases adhesion of graphene to cotton threads por Felipe Floresti
Trees in pasture areas improve cattle herd productivity por Domingos Zaparolli
System captures CO2 from the atmosphere por Domingos Zaparolli