These images are all from Domespace homes — circular homes designed to rotate 330 degrees as it follows the path of the sun. It takes passive energy from the sun when it needs warmth, and it turns away from the sun when it needs to cool down. Red cedar shingles don't need any special wood treatment, and raw cork inserted between the beams provides insulation. The company is based in France, but Domespaces are starting to pop up all over...

Check out more at the Domespace website (you'll need a translation).

Via Carrie Can and TreeHugger