re: What is reality?
With a question like that, I can not help but ask you to read the info on the following web site.
http://space-religion.com/More_of_the_theory.php
I know there are some things that may not make perfect sense the first time you read it, but there may be a kernel of truth there.
Perhaps the scientists these days are thinking that the basic structure of the universe is very complex.
Maybe the basic structure of the universe is simple, such as a combination of empty space and the motion of “protomass†within the space.