Sharrow has redesigned the common marine propeller by replacing the usual blades with gently twisted loops that promise to eliminate efficiency-sapping tip vortices and cavitation. Put simply ...

You’ve used a boat payment calculator to secure the ship of your dreams, tackled the open waters, and enjoyed every minute of it. Now, the time has come to buy a new propeller. If this is your first ...

Most famous of these is probably the toroidal propeller that made waves a while ago, mostly in the field of flying drones, but commercial toroidal boat props exist too. Test results of the ...

Internal combustion-engined boats work in one of two ways. They can use a propeller or a jet drive. So what’s the difference between them? We are on hand to explain and help you decide whether a jet ...

The increased attraction to cavitation machines stems from their non-invasive approach to fat reduction and skin texture improvement. They use ultrasound waves to disintegrate fat cells ...

Invented by Greg Sharrow, the Sharrow Propeller has solved the most basic problem of rotary propulsion, eliminating tip cavitation and ... 2020 Miami International Boat Show Innovation Award.

Despite being integral to aviation for more than a century, propellers have changed remarkably little since the Wright Brothers. A team at MIT’s Lincoln Lab has developed a new propeller shape ...

Ericsson was the inventor of the propeller, and told a curious story about his first propeller boat, and a Commission of the British Admiralty. Mr. Raymond obtained his extraordinary information ...

Their research is reported in the journal Ocean Engineering in which the scientists outline their project studying the impact of equipping ferry boats with a pneumatically operated propeller to ...

The C-130 Hercules military transport plane may not be a sleek jet fighter, but it has been an important tool for the U.S.

A 23-year-old man is dead after falling from a boat and being struck by the boat's propeller in South Harpswell. According to ...