When we think about technological innovation, typically we think of computers or space travel. But one incredible thing we tend to overlook is the humble mirror. While we’ve been looking at our reflections on polished surfaces for millennia, the fact that we can see an exact reflection of what we look like is really astounding when you think about it. And one man took this phenomenon to a whole new level with his mechanical mirrors. You have to see them to truly understand why they’re so cool.