Cable Cloaking

The Physics of Cloaking w/ Dr Greg Gbur

How not to be seen: a short history of the physics and optics of invisibilityThough cloaking devices and invisibility have only become popular areas of research in the past decade, there is a long history of invisibility schemes not only in science fiction but also in a number of important physics problems, stretching back over a century. In this discussion, we take a tour of the history and science of invisibility, starting from its unusual origins in atomic theory all the way…

How an Invisibility Cloak Would Work and the Challenges in Creating One

Invisibility cloaks are a popular concept in science fiction and fantasy stories like the Harry Potter series, but real world scientists are working on similar problems through the use of metamaterials. Life Noggin explains how an invisibility cloak would work and the challenges scientists face in creating one.

3D Acoustic Cloaking Device Hides Objects from Sound

Using little more than a few perforated sheets of plastic and a staggering amount of number crunching, Duke engineers have demonstrated the world's first three-dimensional acoustic cloak. The new device reroutes sound waves to create the impression that both the cloak and anything beneath it are not there. The acoustic cloaking device works in all three dimensions, no matter which direction the sound is coming from…

A new discovery may allow us to finally make an invisibility cloak

“Invisibilia” Returns—with Timely Concepts

The NPR podcast’s hosts faced a predicament for Season 3: How do you make a show about norms when normal goes out the window?

Salt-infused graphene creates an infrared cloaking device

Infrared emissions that are controlled by salt infusion make good camouflage.

Turn Your Pet Into A Game Of Thrones Character With These GoT Themed Pet Cloaks

Who doesn't love dressing up their pets in cute clothing? It's undeniable how adorable they can look with the right kind of clothing. And since we all now that winter is coming, it's a good time to make sure your pets are staying warm. If your canine friend is as excited about snuggling up to you as you watch the Game of Thrones season finale, there's something that will make this moment even more special - pet cloaks inspired by the iconic TV…

Best Lubrication Methods for Wire Rope Applications

Wire ropes can be utilized in a number of applications. The intended application generally will dictate the initial lubrication of the wire rope by manufacturers.

Illusion optics: the physics of making things look like other things!

The idea of optical cloaking, or more generally the concept of invisibility, has gone from science fiction trope to serious topic of physics research to subfield of optical science in its own right…