All people use to communicate via their skull plates via sonar, all people use to know when anyone was hurt and aided in the healing by thought alone. In Austrailia there are a few left today that can the skulls capable of such things.
NASA/Government scientist learned most from the study of the human body, example; we have enough hyrdogen in our eyes to make a bomb. When stumped NASA would pull out the dead bodies and search for answers to all problems, the answers are all within the human structure.
Many Catholic Priest are out of body experts, as are many other types, only the public educated slaves are taught to know nothing. Each time you have a family member die, odds are your getting more and more help from above/around you. Our eyes can only see certain vibrations, that does not mean all the other vibrations are not there and humans can travel via vibrations.