The inventors are looking for $1 million to keep testing technology they claim could power the United States three times over.
In the form of a giant, glowing cube.
Yup, somebody has given the humble clothespin a "sustainable twist."
This prototype "green" e-cycle can creep forward on the power of the sun alone, no battery required.
A Roman concept building would eliminate one of the major problems of solar panels – immobility.
The Catalan city is leading the way.
Meet the federal government's four-bed, three-bath, two-car garage, 2,700-square foot suburban net-zero home.