Add Yahoo as a preferred source to see more of our stories on Google. A 1925 Popular Science illustration of Anton Flettner’s rotor ship, a “sailing ship without sails,” that amazed readers—and Albert ...

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 ...

Maritime technology firm EcosNavis Solutions is developing an improved flettner rotor sail to make wind-assisted propulsion more effective for ships. Its Eco Rotor Sail adds a small fixed tail behind ...

It must have been a bizarre sight when a freight ship, equipped with two large rotating towers, made its way under the Forth Bridge a century ago. The experimental sail technology, on the rotor ship ...

Also known as Flettner rotor, a rotor sail is a large cylinder mounted upright on a ship's deck and mechanically spun. The ...

Ultramax rotor sail designs win ClassNK AiP as Anemoi and NACKS target newbuild surge. Find the latest news from the maritime ...