On Dec 5, 7:32*am, Martin Gregorie
wrote:
On Thu, 04 Dec 2008 18:51:18 -0800, wby0nder wrote:
http://www.youtube.com/watch?v=1IsaM...eature=related

How about that: perpetual motion resurrected yet again.

--
martin@ * | Martin Gregorie
gregorie. | Essex, UK
org * * * |

Yup, they're using compressed air to compress air......


On a more practical bent, oceanographers are using buoyancy gliders
for autonomous recording missions. Not perpetual motion but very
efficient and damn clever.
http://www.apl.washington.edu/projec...r/summary.html
http://www.i-cool.org/?p=197

Craig Funston