Different Strokes: New Lower-Pollution Auto Rickshaw Engines Could Save Lives and Curb Climate Change [Slide Show]
The two-stroke rickshaw, although convenient in traffic-snarled cities, is a toxic nuisance--but new engines could clean up its act
Taut-Tech: Smaller, Softer Artificial Muscles to Help Bring Power to Toys and Cell Phones
Researchers coat electroactive polymers with carbon for fewer moving parts in consumer electronics
The Doctor Is Out, but New Patient Monitoring and Robotics Technology Is In
New technology like smart pills, a wireless heart monitor and a robotic surgical assistant could radically reshape patient care
Floral Footprint: The Real Price of Flowers
The right varieties grown in the right places leave a far smaller environmental footprint
How to Reduce Car-Made Pollution? Tune Up the Existing Technology
It won't be hydrogen fuel cells or plug-in hybrids, but rather refinements to the internal combustion engine, aerodynamics, drivetrains and tires that reduce emissions and kick up mileage
Blooms Away: The Real Price of Flowers
What is the environmental impact of all those flowers given on Valentine's Day?
Is the Sun Setting on Solar Power in Spain?
With waning subsidies and other attractive markets, can Spain maintain its lead in solar tech?