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An autonomous underwater vehicle with a biomechanical propulsion system is a possible answer to the demand for small, silent sensor platforms in many fields. The design of Galatea, a bio-mimetic AUV, involves four aspects: hydrodynamic shape, the propulsion, the motion control systems and payload. The shape of the hull is based on a modified Wortmann FX 71-L-150/20 airfoil. Wind tunnel tests have...
The Mars Exploration Rovers (MER) Project is operating two Martian robotic rovers, Spirit and Opportunity.12 The primary mission duration included 90 Martian days (or ldquosolsrdquo as the team calls them) for each rover to explore the Martian surface. The project is currently enjoying a fifth successful year of operating both rovers on Mars, as several extended missions have been approved. Both...
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