Sails allowed cargo vessel to use 20% less fuel during trip
(Newser) -
Environmental concerns might get shipping companies to go back to the future, Earth2Tech.com reports, after a cargo vessel recently used 20% less fuel than normal on a 12,000-mile journey by a kite-like sail. The EU contributed $1.9 million to help rig the Beluga SkySails with the 1,...