New technique makes artificial bones more natural

A new technique for producing artificial bone implants has been developed by Korean researchers. By mimicking natural bone, it is hoped the implant material will better complement the natural regeneration process.

Cell-inspired electronics

(PhysOrg.com) -- A single cell in the human body is approximately 10,000 times more energy-efficient than any nanoscale digital transistor, the fundamental building block of electronic chips. In one second, a cell performs ...

Engineers harness stomach acid to power tiny sensors

Researchers at MIT and Brigham and Women's Hospital have designed and demonstrated a small voltaic cell that is sustained by the acidic fluids in the stomach. The system can generate enough power to run small sensors or drug ...

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