Future buildings may use heat to cool off more efficiently, using new materials developed at Pacific Northwest National Laboratory. The materials could enable compact adsorption chillers inside homes and office buildings.
It is estimated that about 100,000 crashes a year are caused by sleepyhead drivers. Now, scientists are combating driver fatigue by developing systems that monitor your level of alertness -- and Nissan is hoping to wake you up with a blast of smell.
Five amazing, clean technologies that will set us free, in this month's energy-focused issue. Also: how to build a better bomb detector, the robotic toys that are raising your children, a human catapult, the world's smallest arcade, and much more.