The LED revolution por Yuri Vasconcelos
The first transatlantic telegraph cable in Brazil por Sarah Schmidt
Brazilian researcher wins award for dance about kangaroos por Letícia Naísa
Transgenic goats, rabbits, and cows produce drugs for human use por Carlos Fioravanti
What to do with the waste generated by mineral exploration por Suzel Tunes and Yuri Vasconcelos
New environmental practices foster the creation of agricultural startups por Sarah Schmidt
