iPad drawing interest as device for disabled

Most people view the iPad as a slick multi-media entertainment platform, but Gregg Vanderheiden, a university professor, sees other potential uses for Apple's new touchscreen device.

Resilin springs simplify the control of crustacean limb movements

Animals can simplify the brain control of their limb movements by moving a joint with just one muscle that operates against a spring made of the almost perfect elastic substance called resilin. This principle is analysed ...

Stem cells replace stroke-damaged tissue in rats

Effective stem cell treatment for strokes has taken a significant step forward today as scientists reveal how they have replaced stroke-damaged brain tissue in rats.

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