A new technology could generate electricity from waves.
David Berry at Flagship Ventures is creating genetically engineered organisms that make biofuels.
Better batteries are making electric motorcycles possible, providing a cleaner alternative to pollution-spewing gas-powered bikes.
Frances Arnold is designing better enzymes for making biofuels from cellulose.
The technologies behind the battery packs for the GM Volt are being tested and could be ready within a year.
Each white square is a polymer nano pen. When the pen tips make contact with a surface, the amount of light that they reflect increases, allowing for easy monitoring of the writing process.
A new material allows researchers to write and erase 3-D images for displays.
New chemistry and microsurfaces have led to super oil-repellent materials that are self-cleaning.
A new process could make nanotube fibers that are strong enough to stop bullets.