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Hydroplane

  • The red version of the HydraJet showing off its chops
    Marine
    Sleek scale-model hydroplane rises and rides on the water in new video
    While hydrofoils lift out of the water thanks to an underwater fin, hydroplanes zoom along by riding directly on the surface of the water. A slick carbon-fiber scale model from startup CovaConcepts shows off the latter concept in a fun new video.
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    Marine
    How old is the Batboat III ?
    The Batboat III is powered by a 10.5-litre twin overhead camshaft V8 engine and caused quite a ripple of excitement among nautical types when it fetched EUR 57,176 (US$77,588 ) at auction recently. Have a guess at how old it is.