I do know that the KGB as well as CIA performed many “experiments” using flashing combinations of lights.
Their goal was to induce an out of the body experience. Sometimes this was Accompanied by white noise and used in remote viewing exercises.
More recently, color exposure has been used to induce the d m t experience. The Lucia No. 03 Hypnogogic Light Machine is always touring the country.
Here’s a persons review of their experience
IMO the craft, and beings go far into the true nature of reality. The ETH seems too simple. Beings from another planet in a ship that was built in a factory?
I believe we need to look towards our own consciousness for the answer, not the stars.
edit on 16/6/2018 by Brian4real because: Added link
edit on 16/6/2018 by Brian4real because: (no reason given)