Direct aviation is empowered by Electra’s core technology—ultra-short-takeoff-and-landing using blown lift enabled by ...
Abstract: In the aviation industry, a short landing distance for aircraft is quite important which may broaden the usage of it. For a propeller-driven aircraft, variable pitch propeller (VPP) is ...
A Griffon Marine 2000TD hovercraft. Three of the craft were purchased by the Finnish Border Guard in December 2025. (Griffon Marine) The Finnish Border Guard (Rajavartiolaitos: FBG) ordered three ...
Controllable, or Variable Pitch Propellers are just one type of propulsion used on ships. Controllable pitch propellers vary the angle of each blade to control the amount on thrust produced by the ...
Four engineering students at Aalborg University in Denmark have built a special kind of drone. This device cannot only fly through the air but can also dive into water, moving just as easily ...
Forward-looking: In a laboratory in Esbjerg, Denmark, four engineering students have developed a prototype that blurs the line between aerial and underwater robotics. Designed and built at Aalborg ...
An early predominant manufacturer in the United States, Spencer Heath's American Propeller and Manufacturing Company opened in 1909, and was first to use machines for mass production of aircraft ...
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