A new e-book reader has a screen that looks like paper and ink. The secret: lots of tiny, fluid-filled balls
New material changes colors to indicate potentially dangerous underinflation.
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Nanosys hopes to become the first successful nanotechnology company by blitzing the market with supercheap solar cells, faster and lighter computer displays, and supersmall lasers and sensors.
From the editor in chief
Polymerix promises a better way to get drugs to where they're needed in the body.