Inside the U-boat The U-505 had a displacement of over 1,100 tons and measured about 250 feet long. Propelled by two saltwater-cooled diesel engines, the U-boat had a range of nearly 17,000 miles ...

We've presented a guide to Yamaha outboard motors, a similar primer on boats powered by electric motors, and a spotlight on General Motors' partnership with a hybrid marine engine manufacturer.

By 1914 the submarine was not a new weapon, having first been used 150 years earlier. By the start of WW1 all the major ...

The boat’s motor is driven by a fuel cell unit that generates electricity through a chemical reaction of the loaded hydrogen and oxygen. The motor can raise its output more quickly than engines ...