Experiment with generating energy at home, such as solar and wind power

Nov 25, 2010
With a motor and some piping, it's surprisingly easy to build this inexpensive, efficient wind generator - and enjoy free energy forever....

Light up the night safely

Nov 23, 2010
Consider using LED (light-emitting diode) holiday lights in place of incandescent lights to decorate homes and Christmas trees. Longer lasting LED...