Solar panels still need a huge surface area - so, no good for our favorite modes of personal transportation? These 3 vehicle designs disagree.

Trying to limit the environmental impact of your kitchen? Here are two designs from the forefront of the kitchen sink eco-revolution.

Think that there's nothing uglier than an evil-smelling, dust-streaked pile of old car tires? You need the creative vision of Korean artist Ji Yon Ho - because shredded rubber can be beautiful, as these sculptures show.

Four types of solar tree, from concept to reality, turning solar paneling into works of Art.