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Old 02-15-2018, 04:49 PM   #5 (permalink)
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Can we include hydrodynamics? One of my current fascinations (as of 20180212) is the M-hulled M-80 pentamaran: Solution... Permalink #17
(I guess it is compressing air in it's passive ram-jets) ...and it's surface-piercing (anti-cavitation?) propellers:

. flight training we have a saying: You need to learn from the mistakes of others kid you're not going to live long enough to make them all yourself.
Bill Whittle

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