Two mechanical sails have been installed on board Jumbo's heavy lift vessel (HLV) Jumbo Jubilee. The wind assisted ship propulsion (WASP) solution is the latest in a series of innovative technologies ...

Most engines run best at a constant speed, so changing a propeller's blade angle rather than its rotation turns out to be a ...

German researchers are launching a new project to tackle one of the ocean’s loudest problems. Ship propellers create massive noise that disrupts marine life. This interference breaks the communication ...

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 ...

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