By using two propellers that rotate in opposite directions, a ship can use less energy to move forward. New knowledge means ...

New features for the industry-standard resistance and propulsion software, HydroComp's NavCad. Many contemporary marine vehicles are being outfitted with contra-rotating propellers (CRP), and naval ...

Marine propulsion research & development company, Contrapel Ltd has released details of its new propulsion system for boats – the system set to make future boats more economical, manoeuvrable, safer, ...

According to the TRIPOD research project coordinated by VTT Technical Research Centre of Finland lower fuel consumption and emissions are expected for an innovative propulsion system to be used as a ...

Precious Metal is a staple of the air racing community. The highly modified P-51's striking yellow and polished paint job and its contra-rotating propellers are features that make it stand out, but ...

John Green is chairman of the science and technology sub-group within the Royal Aeronautical Society's Greener By Design sustainable aviation effort. He is also a former chief executive of the ...

When we think of Bugatti, we generally think of classic sportscars like the T13 and modern day supercars such as the all-conquering Veyron. However, back in the late 1930s, Ettore Bugatti also set out ...