Twisted smart propeller heads for the marine outboard masses

Sharrow Marine has quietly been working to disrupt the marine industry with a reimagined propeller it calls the “future of propulsion.” The tech originally looked like it might be too expensive and make/model-specific to see that future to fruition in … Continue reading Twisted smart propeller heads for the marine outboard masses

Amphibious SeaDart: High-speed drone can hover, fly and dive

Researchers from Shanghai Jiao Tong University (SJTU) have unveiled a new type of amphibious vehicle that can hover like a drone, take winged flight like a plane, then dive at high speed underwater like nothing else – called the Nezha-SeaDart.Continue … Continue reading Amphibious SeaDart: High-speed drone can hover, fly and dive

Cylinder sails promise up to 90% fuel consumption cut for cargo ships

Looking like a set of bridge supports that were accidentally installed on a cargo ship, a new wind-driven system by startup CoFlow Jet promises to reduce ship fuel costs by up to 90% using stationary cylinders with no moving parts.Continue ReadingCateg… Continue reading Cylinder sails promise up to 90% fuel consumption cut for cargo ships