[Scullcom] has posted the second part of his function generator build tutorial ... Great project [Scullcom] and we look forward to your next build!

Explore the world of renewable energy with this DIY hydro generator! Learn how to build your own setup and experiment with different techniques to harness the power of flowing water. This hands-on ...

Hydroelectric dams are usually major infrastructure projects that costs tens of millions of dollars to construct. But they don’t have to be — you can build your own at home, using LEGO ...