Teaser by Editor: Manipulating sound waves is key in applications such as ultrasound imaging and nondestructive testing. To this end, the authors present an acoustic phased array using a metascreen that transmits sound energy from a single source and steers the outgoing wavefront in the desired direction....

Three-dimensional Simulations of Hydraulic Fractures

History Matters: Predicting Student TAKS Scores Using Non-Markov Models