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 ...

Nautical disruptor Sharrow Marine has been hard at work fast-expanding its lineup of innovative twisted-loop propellers, releasing tweaked models for new applications while also ramping up overall ...

Every motorboat owner has a tale of hitting a submerged obstacle or boat ramp and damaging a propeller. Typically metal, it must be removed and taken to a prop repair shop, then sandblasted, bent, ...