Smith, David Schurig, and Steve Cummer discuss their work in "cloaking" an object by bending microwaves around it. Their device consists of 10 concentric rings of a copper-and-fiberglass metamaterial.

Invisibility has always been the softest kind of power. Not the kind that demands attention, but the one that eludes it.

We’ll take a look at the underlying concept behind such devices below, and look at how this work furthers the state of the art in the field. Many cloaking devices have been theorized over the years.

a tactic called “cloaking” that the company warned last year was on the rise. And because the model, called Gemini Nano, runs on your device, the service works faster and protects users ...