A 1925 Popular Science illustration of Anton Flettner’s rotor ship, a “sailing ship without sails,” that amazed readers—and Albert Einstein. “Denuded of all sails, masts, and riggings,” wrote G. B.
The sailboat 'Grain de Sail II' sails off Saint Malo, western France, Nov. 6, 2024. (AP Photo/Thibault Camus) SAINT-MALO, France (AP) — Had he continued working aboard fuel-powered cargo ships, Yann ...
Breakthroughs, discoveries, and DIY tips sent every weekday. Terms of Service and Privacy Policy. On the rough and icy waters of the North Sea in 1925, an unusual ...
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