For 50 years, Danish company Gori Propeller has been one of the foremost names in folding marine propellers used on sailboat auxiliary motor drives. These propellers fold into a streamlined form when ...

This is an opinion column. A new propeller design will likely start popping up on boats in Alabama and across the nation in the next few months—provided that the manufacturer eventually gets the price ...

Boats are propelled forward by various power sources, such as human power, wind power, and internal combustion engines. Nowadays, even electric boats are coming onto the scene. Propulsion for ...

Consider, if you will, the humble motorboat propeller. It is small - usually 3 to 20 pounds with a 9 1/2- to 16-inch diameter - and has a simple job. Its task is to keep its head underwater and turn, ...

Schematic of the proposed pneumatic propulsion with multi-option for connectivity, be it grid and/or renewable energy connectivity. Scientists say they have created a methodology that could replace ...

Removing an inboard-powered boat’s propeller is a straightforward boating DIY task. Sometimes, though, a prop will cling to its shaft with the tenacity of a barnacle to a piling. The following tips ...

“Replacing these engines with pneumatic ones is a cleaner and more effective option as these engines can also be incorporated into the ferry body to store air either within the structure of the boat ...

Schematic of the proposed pneumatic propulsion with multi-option for connectivity, be it grid and/or renewable energy connectivity. Credit: Energy Conversion and Management (2025). DOI: The research ...

SHARJAH, EMIRATE OF SHARJAH, UNITED ARAB EMIRATES, April 21, 2025 / EINPresswire.com / -- Scientists say they have created a methodology that could replace two diesel engines powering a ferry boat ...