Recommend the slide show in this New York Times article about some quite awesome US America Cup machines:
Thirty Knots, With the Wind at Your Wings
http://www.nytimes.com/2010/02/09/science/09sail.html?ref=science
I wonder how mcuh lighter a sunfish could be made using carbon fiber?
Thirty Knots, With the Wind at Your Wings
http://www.nytimes.com/2010/02/09/science/09sail.html?ref=science
I wonder how mcuh lighter a sunfish could be made using carbon fiber?