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Suddenly American boaters have a variety of highly portable, blade-like electric outboard options to add a little clean, quiet power. Joining the recent North American launch of the RemigoOne from Slovenia, France's Temo is introducing its own sleek, ...

While hydrofoils lift out of the water thanks to an underwater fin, hydroplanes zoom along by riding directly on the surface of the water. A slick carbon-fiber scale model from startup CovaConcepts shows off the latter concept in a fun new video.

Just last month we trawled the internet for updates to our coverage of the Dynafin propulsion concept from marine giant ABB. Now the technology has been independently tested, which also gives us our first look at the actual system.

Deep sea mining has been off limits thus far, both because it's awfully hard, and because governments haven't yet firmed up regulations around extracting minerals offshore. That might soon change, as an ambitious company is moving steadily to secure ...

For 50 years, Danish company Gori Propeller has been one of the foremost names in folding marine propellers used on sailboat auxiliary motor drives. These propellers fold into a streamlined form when under sail, then open up like springtime blossoms ...

Swiss marine giant ABB has spent more than a decade developing a radically different Voith-Schneider take on a marine propeller. The Dynafin system promises up to 85% efficiency, while giving a vessel super-precise maneuvering capabilities.