Also known as Flettner rotor, a rotor sail is a large cylinder mounted upright on a ship's deck and mechanically spun. The effect of this spinning area in contact with the wind flowing around it ...

Engineers at China State Shipbuilding Corp, the world's largest shipbuilder, have developed one of the world's largest models of rotor sail, aiming to tap into the burgeoning global market for green ...

A 100,000-ton carrier retrofitted with spinning sails shows how wind-assisted propulsion can reduce fuel consumption and CO₂ ...