Clear polymer solar cells could cover skyscrapers and tablets

This serene property in Glassell Park seems a world away from Los Angeles

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

British artist trips the light fantastic at Longwood Gardens

Urban agriculture takes root at a community garden in the German capital

Genius DIY project makes clever use of consumer waste

Boat's captain hopes to inspire new solutions to combat climate change

Airborne turbine harvests power from high-altitude winds

Sustainable technologies feature prominently in this beautiful rural home

"Wendy," a massive, spiky installation that eats smog, wins the museum's 2012 Young Architects Award