Energy Harvesting


Imagine a heart pacemaker powered by the heart it monitors, or a mobile phone powered by the flexing of a knee.

Gareth Mitchell meets scientists who are trying to generate small amounts of electricity from human and mechanical vibration.

One day maybe, we'll be able to generate enough power from our bodies to run an MP3 player or a mobile phone.

Listen to the programme

First broadcast 24th June 2008
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