According to NASA, the word propulsion “is derived from two Latin words: pro meaning before or forwards and pellere meaning ...

Danish company Gori Propeller has been one of the foremost names in folding marine propellers used on sailboat auxiliary ...

Inland shipbuilders Jeffboat and Aquamaster-Rauma, Ltd. have formed a cooperative R&D program to design a state-of-the-art river towboat utilizing Z-drive propulsion. Model testing, conducted ...