The keel was laid this week for the future USS Barb, the 31st Virginia-class nuclear-powered attack submarine, as the Navy continues to transition away from dependence on the Cold War-era Los ...
Aerodynamic wake interactions between wind turbines reduce the total energy produced by wind farms. A flow-physics model, which predicts these negative interactions and the control strategy that ...
Added Apr 13, 2017 at 05:21PM EDT by Don Caldwell. Throughout many parts of the world, the hand gesture made when connected one's thumb and index finger into a circle while holding three finger ...