In 1589, in a small town in Germany not too far from Cologne terrible things were happening. It started with cattle mutilations, and the locals feared a vicious predator was on the prowl. A wolf was the first suspect.

In a way, there have been cyborgs among us for decades—anyone with a prosthetic limb, for example. But could the more fantastic concepts of cyborgs become a reality?

Imagine all you could do if you were invisible. But invisibility is just a pipe dream, isn’t it? Not as ridiculous as you might think, actually.