Sun Bricks, the solar-powered ground lighting system that will guide people to your front door with their inviting glow. Love it :) yay sustainability!
home made chicken waterer
bike-powered grain mill
How to drill a well
Here's a pump that can be put in your existing well right next to your submersible pump. You can add an electric motor powered by 2 solar panels and have hand pumping as a backup. Really cool.
Shipping container guest house. 'Built from a 192-square-foot converted shipping container, the studio cottage features a kitchen, bathroom, living space, built-in bedding, and outdoor deck.' Also check out http://www.hybridarc.com/
Newspaper brick maker - makes bricks out of shredded newspaper, leaves, etc.. for kindling