Gorgeous coastal travel pics from the British photographer

New tech developed at UC Berkeley could open the door to inexpensive solar power

The modular 'Filtration Block' can be hung from a ceiling or wall to purify indoor air

Strange skate sculptures photographed by Hugues Lawson-Body

How America can save money and stop wasting less food, water and energy

Japanese artist transforms fast food bags into miniature forests

Austin-based urban farm serves up organic delights