Simulated and simulator An illustration of the structure of the quantum magnet (above) that was simulated by a D-Wave quantum processor (below). (Courtesy: D-Wave Systems) Researchers at the quantum ...

The metamaterial structure the team designed is made of a single linear elastic material. (Courtesy: Yi Chen, KIT) An unusual type of sound wave that can travel backwards in space and has previously ...

Yushun Zeng squishes cancer cells in a petri dish at work. No, not with his ungainly, macroscopic human fingers. Zeng, an engineering graduate student at the University of Southern California, has ...

In the new device, an array of 256 speakers, each about 1 centimeter wide, faces another, identical speaker array across a distance of 23 centimeters. The speakers emit sound waves at frequencies too ...