ELI5: Explain Like I'm 5

No-teleportation theorem

Okay kiddo, let me tell you about something called the no-teleportation theorem. You know how you can pick up your toys and move them from one spot to another? Well, imagine if you could do the same thing with your whole body! That's what teleportation is all about.

But scientists have figured out that something called the no-teleportation theorem says that it's impossible to do this kind of teleportation with particles like photons or electrons. This means that we can't magically move things from one place to another without physically moving them.

You see, in order for teleportation to work, we would have to completely destroy the original particle and create an exact copy of it in another location. But this would violate some of the rules of quantum mechanics, which is the science of really small things.

So, while teleportation might sound like something out of a science fiction movie, it's not something that we can do in real life yet, and maybe it's something we will never be able to do. But who knows, maybe one day we'll find a way to bend the rules of physics and teleport just like they do in the movies!