Flashforward Friday: Invisibility Cloaks

I remember when this was a thing:

When I still taught computer classes & we were covering future tech, I’d show that video and watch my students be amazed. Then this week, I saw this:

Photo credit: Image courtesy of University of Rochester

The image above is way behind anything in that several year old video. This particular project, conducted by Joseph Choi and John Howell at the University of Rochester, created a lens that prevents objects from being seen (optically anyway).

We’ve had cloaks be...