Why We Hallucinate While Falling Asleep Have you ever found yourself seeing images right before falling asleep? You might be experiencing hypnagogia. Facebook Prev Article Next Article Discover Checkout these cool gadgets... Related Posts At what moment are you dead? Why a Half Degree Rise in Global Temperature Would Be Catastrophic You have more than five senses How much of earth can you see at once? A Puzzling Gravitational Pull | What on Earth? Here’s how much taller humans have gotten in the last 100 years