These massive, wing-like ‘sails’ could add wind power to cargo ships

Tuesday, May 23, 2023 - 15:22 in Physics & Chemistry

Bon voyage!. Oceanbird The concept of a sailboat might conjure up thoughts of swanky sailing holidays or fearsome pirates—and some companies are hoping to bring them back into the mainstream, albeit in a modern, emissions-focused way. According to the International Maritime Organization (IMO), there are seven types of Wind Propulsion Technologies, or sails, which could potentially help the organization bring down the shipping industry’s currently massive carbon footprint.  [Related: Colombia is deploying a new solar-powered electric boat.] Wired reports that a Swedish company called Oceanbird is building a sail that can fit onto existing vessels. The Wingsail 560 looks kind of like an airplane wing placed vertically like a mast on a boat, and this summer the company plans to test out a prototype on land. If all goes well, next year it...

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