Its crisp, minimalist design, energy-efficient 13.3-inch screen, snazzy color and powerful processors created such demand that Dell couldn't keep up with orders.

FORBES: The Second Coming

But the race to design Asia's most energy-efficient building is heating up.

CNN: SPECIAL REPORT CITIES

Mary Kennedy was "a tremendously gifted architect and a pioneer and relentless advocate of green design who enhanced her cutting edge, energy efficient creations with exquisite taste and style, " Robert F.

CNN: Mary Kennedy's family blasts stories on her death

Other resource-efficient projects like New York's 4 Times Square office building, Atlanta's EarthCraft House and Village Habitat Design's cohousing conservation communities include such innovations as energy-efficient insulation, water and air filtration, or hydronic heating, aiming for healthy, nontoxic construction processes and buildings for humans and the environment.

CNN: Developer advocates 'spiritual' approach to building

The DoE challenged firms to develop a design that gave out a warm light similar to that from an incandescent bulbs but was much more energy efficient.

BBC: Philips LED bulb