Imagine a technology where a doctor will be able to take your pulse over Skype. That is probably something that even Dr.McCoy from StarTrek would dream of. Researchers at MIT have developed a crazy process called Eulerian Video Magnification that seems like it was pulled straight from a science fiction movie. It reveals the “subtle changes in the world” that are otherwise imperceptible to the human eye, like an artery pumping in a wrist. Spoiler: kinda gross!