The incredible power of electric motors and counter-rotating propellers This remarkable project is still in its early stages but is clearly something we’ll be following on Fully Charged. Facebook Prev Article Next Article Documentary Checkout these cool gadgets... Related Posts The Latest on Climate Change – Explained The History of Tetris – Documentary What the Ancients Knew: The Japanese – Documentary Where’s All the Gold? – Documentary Why Some Countries Are Poor and Others Rich Are We Controlled by Plants?