Ships come in many shapes and sizes—including ... when a friend of mine suggested that I try it,” Goodwin tells Popular Mechanics. “So I read two books and I got hooked on the engineering ...

A cargo ship equipped with high-tech sails saved up to 11 tonnes of fuel per day, according to findings from a six month test of the technology. The Pyxis Ocean, owned by Japanese automaker ...

The ship's gas engine can be turned down to save fuel. Sensors built into the metal sails can also automate the wind-harvesting process, self-adjusting to improve thrust or reduce drag depending ...