Implantable medical devices powered by the ear itself

Deep in the inner ear of mammals is a natural battery—a chamber filled with ions that produces an electrical potential to drive neural signals. In today's issue of the journal Nature Biotechnology, a team of researchers ...

Power from motion and vibrations

The Trans-Alaska Pipeline System, which traverses hundreds of miles of some of the most inhospitable terrain on Earth, must be monitored almost constantly for potential problems like corrosion or cracking. Humans do some ...

Self-powered sensors

It can be inconvenient to replace batteries in devices that need to work over long periods of time. Doctors might have to get beneath a patient’s skin to replace batteries for implanted biomedical monitoring or treatment ...

Amazon, Apple, Google, Yahoo! targeted in patent case

A US technology company which won a patent case against software giant Microsoft filed suit on Tuesday against nearly two dozen other high-profile firms accusing them of violating the same patent.

Researchers make 'nanospinning' practical

Nanofibers—strands of material only a couple hundred nanometers in diameter—have a huge range of possible applications: scaffolds for bioengineered organs, ultrafine air and water filters, and lightweight Kevlar body ...

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