Legacy aluminum aircraft are typically pressurized to an altitude of 8,000 feet. For reference, Mount Mitchell (the tallest ...

and Sea Horse II for deeper operations (8,000 feet). The operator can control the ROV in all six degrees of motion with auto-control functions for depth, altitude, and heading. The vehicle is ...

Both aircraft plunged into the Potomac River ... Data from the jet’s flight recorder showed its altitude as 325 feet, plus or minus 25 feet, when the crash happened Wednesday night, National ...