Without a doubt, the HowStuffWorks staff is anxious about the upcoming “Transformers” movie. We don’t just wonder whether it will be good or whether rumors about changes to the robots’ designs are true. We wonder whether we’ll see robots with Transformers’ capabilities during our lifetimes. While full-scale Transformers seem a little implausible – and impractical – it turns out that some existing robots have a lot in common with Transformers. In this article, we’ll explore what these transforming robots look like, how they work and how they’re similar to Transformers like Optimus Prime.