Maybe as a cyclist I’m biased toward this, but I love this pump-action human-powered watercraft that can travel up to 18mph on water by using dolphin-like pumping actions:

Video of it in action (slow-loading)

Popularity: 3% [?]

Digg this | Hugg this

See Also: Bike-Powered VOIP,Pump Prices Met With Indifference,The Billion Gallon Problem: We’re Fat,

This entry was posted by Jeffrey Warren on Monday, May 16th, 2005 at 2:28 pm and is filed under Design, Technology. You can follow any responses to this entry through the RSS 2.0 feed. You can leave a response, or trackback from your own site.