Cylinders of silence cloak in 2D. 18 Jan 2011 Hamish Johnston. Cylinders of silence. Researchers in the US have built the first practical device that can cloak an object from being detected by sound ...

Avoiding guards, animals, cameras and laser traps, you must guide Master Spy through increasingly difficult 2D gauntlets, making good use of his cloaking ability to slip by unseen. PCGamesN Main menu ...

Imagine if instead of silencing your iPhone when you wanted some quiet time, you could simply make it disappear. In the new paper “Changing the Appearance of Physical Interfaces Through ...