So I figured I'd buy one and try and make my own Night Watch cloak and see how well I can do it. Obviously "Game of Thrones" has a large budget for their costumes. I, on the other hand ...

During a visit to, John Pendry said that scientists lack the specific materials they need to design a way to routinely make things ‘disappear.’ ...

An curved arrow pointing right. John Howell, a physicist at the University of Rochester, invented the Rochester Cloak, an arrangement of lenses that bends light around the object in front of it.