f-20 A person looking at a woman from the left side cannot see what is behind her. According to quantum mechanics, at that moment, the space behind the woman spreads into the universe like a haze.
A quantum that is not being observed is not a “particle.” It behaves like a “blurred wave.” In other words, only the world within our field of observation exists, while the unseen world may be called a realm of imagination and illusion.