The power of science means that many things that didn’t exist are now possible: manufactured meat, cloning, bionic prosthetics etc. Is it possible to create an artificial feeling of sleep? There are a bunch of sleep ASMR videos where producers are giving the sense of trying to put you in a lab to create this feeling. It’s a bit meta, but somehow, perhaps through all the care directed towards you watching the video, you feel sleepy as the videos go on. Here’s a few different example of this.