Jeff Himmelman on the shifting solar landscape

Brecce collection combines scrap wood with hi-tech LEDs

Nature and art collide in these whirling, animated stick sculptures

Clear polymer solar cells could cover skyscrapers and tablets

Recycle Across America looks to make recycling as automatic as stopping at a red light

Stressed out? Get unwound to this calming collection of images

Poetic light installations question the reality of landscape art

Totally cosmic land works inspired by biology and space

Green features abound in this five-bedroom, ocean view dream home

A 3,600-square-foot rooftop garden caps this office space retrofit by Cook+Fox Architects