One billion people had an out-of-body experience that typically involves a feeling of floating outside one’s body in a transparent body that can pass through the walls. They believe that they saw the astral world that looks like the actual world but each time a little different.
Scientists know about existence of other worlds for half a hundred years due to the many-worlds interpretation of quantum mechanics. But they know nothing about a transparent body. What if we can make any object transparent in the actual world? Come back later to find the answer.
Have you ever had an out-of-body experience? Tell your story.