More efficient light por Yuri Vasconcelos
Startup captures energy dispersed into the air by factories por Tiago Jokura
Brazil prepares to start producing green hydrogen por Domingos Zaparolli
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
