Most famous of these is probably the toroidal propeller that made waves a while ago, mostly in the field of flying drones, but commercial toroidal boat props exist too. Test results of the ...

A man who was spearfishing off the Fort Lauderdale coast was gashed by a boat propeller as he surfaced from a dive. Only ...

Swiss marine giant ABB has spent more than a decade developing a radically different Voith-Schneider take on a marine ...

When motor torque is applied, the propeller unfolds and powers the boat. When motor torque is cut off, the propeller folds to cut drag for more efficient sailing. With the Hybrid, Gori has added a ...

Finding the right prop for a ­particular boat can be a tricky task for even the most seasoned captains. Whether it’s cleaner wake, better performance backing down or a more efficient ride ...

After entering the water, Alviarez was struck by a boat propeller and died from his injuries, the outlet said. Journalist Angela Oraa of Venezuela said Montero was able to get out of the water ...

Ericsson was the inventor of the propeller, and told a curious story about his first propeller boat, and a Commission of the British Admiralty. Mr. Raymond obtained his extraordinary information ...