Wimshurst generator: how does it work?
Platinum-free catalyst
How is petroleum formed?
3D printed microrobot
WEG museum of science and technology (Part 2)
How electric car works? (Part 2)
News: The Hyundai’s walking car
New definition of kilogram
Visit to Osório Wind Complex
Speed control of hydro turbines
Gauss accelerator
Bypass and ladder for fishes in dams
Direct-to-Cell: cellphone communication through satellites