South Korea and the United States are displaying clear differences of opinion regarding the construction site for nuclear-powered submarines and the ...

In the global game of nuclear brinksmanship, secrets are the coin of the realm. This was especially true during the Cold War, ...

Abstract: We present the Magnetic Origami Reprogram-ming and Folding System (MORF), a magnetically repro-grammable system capable of precise shape control, repeated transformations, and adaptive ...

Abstract: For a category of nonlinear systems subject to time-varying constraints on tracking error and full states and unknown control directions, this article ...