Deep beneath the waterline of the world’s largest ships sits a single piece of engineering that makes everything possible - ...

Subscribe to our newsletter for the latest sci-tech news updates. SINTEF has now designed and manufactured new measuring equipment for model testing of contra-rotating propellers. This could be good ...

The noise from ship propellers disturbs the marine ecosystem. HAW Kiel investigated the cause and aims to develop quieter ...

Arguably there is no more important piece of the vessel’s drive train than the propeller. If propeller geometry is out of whack, either from inaccurate design or a strike in the water, the results, if ...

Hydrex diver positioning the blade cutting tool over the propeller blade. © Hydrex Severely bent propeller blade of container ship in Congo. © Hydrex In December ...

Could the secret to transforming propeller design lie in the dimples of a golf ball? It might sound far-fetched, but the same aerodynamic principles that allow a golf ball to soar farther and faster ...