[IMG] This cargo Harryproa is meant for shipping goods and people in the Pacific requiring low maintenance while remaining relatively low tech....
like with the viking ships or Roman galleys or Greek triremes ... The explanations gathered from "the internet" leave me unconvinced, like: 1/ to...
I was wondering what the aerodynamic price is to pay to forego rotating masts or sails on a proa schooner and settle for fixed masts with a sail...
The novelty of Kleen Breeze is that it features unstayed wing masts in schooner configuration and double bidirectional Speer foil rudder boards....
Why is there this gap in the bows of spectrum 61 [IMG]
fresnel-hydrofoil-trimaran-by-margot-krasojevic
It looks like it is very hard to stop illegal immigration using unsuitable and overloaded boats. The number of drownings is heart wrenching. What...
A special case of hydrodynamics at work Pondering: Can this technique not be scaled up somehow? Luc
This is the underside of a GRP workboat from Gemini Workboats ltd. meant to prevent slamming in heavy weather from what I gather. Would it be...
In one vendor's advertisement regenerating takes about three times longer than spending the electricity. While docked there are solar cells and...
This may sound like a theoretical exam question: If one would be forced to fix a balestron rig to one single angle (per side) what angle would be...
If I used the search right the five masted club med 2 has not been discussed yet. I do not have enough background to appreciate the effect of the...
in the newspaper today: a seataxi built around a 1948 Mercury was intercepted 40 miles off the coast of Florida with Cuban refugees......
To avoid inteference with the very interesting thread on "long-skinny power boats" I started a new but related thread to discuss solutions to a...