October 12, 2010, 11am PDT
An ambitious eco-city is going up in Portugal, complete with a central "brain" that monitors feedback on water, energy and transport systems.
April 19, 2009, 5am PDT
Researchers in Europe are seeking ways to keep pedestrians safe in traffic accidents. One idea is an airbag that shoots out from under a raised 'bonnet' (the hood, in the States).
September 17, 2001, 2pm PDT
Researchers in the U.K. have developed wind-turbines that could be integrated into buildings. Experts say the innovative concept could be a "new paradigm" as the demand for renewable energy grows.
June 19, 2001, 10am PDT
It turns out that kids need space to play just as much as they need schools.