Abstract: Ultrasonic phased array is an advanced ultrasonic detection and imaging technology with powerful applicability, which is widely used in the non-destructive testing and evaluation of material ...

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As young marines, Peter MacDonald and Thomas Begay transmitted top secret military messages using their native language. It was an undercover mission that changed U.S. intelligence operations forever.

Launch delayed: The launch of the SpainSat NG-II mission is now set for no earlier than 9:30 p.m. Thursday, Oct. 23. A SpaceX rocket will shake Brevard County − now on Thursday night − and will not be ...

The act of gaming is mostly predicated on repetition. Running, jumping, punching — even just passively engaging in conversation — it’s all part of a core loop that players will lock into with muscle ...

Community driven content discussing all aspects of software development from DevOps to design patterns. Here are the most important concepts developers must know when they size Java arrays and deal ...