9 Robotic Inventions That Are Already Among Us

If you're planning to check out Pacific Rim, the summer blockbuster featuring giant robots fighting other-dimensional monsters, you might want to know that not all the robotic inventions you see in that movie are science fiction. Sure, humans may be a long way from building gigantic mechs like the Jaegers in Pacific Rim, which are piloted by two people linked telepathically. But inventors are creating astonishing devices that can aid humans by supplementing our own bodies or help us in our work....