Reality

Even trying to define what we mean by “reality” is ... can we explain reality purely in terms of matter and energy it’s relatively easy to demonstrate what physical reality isn’t. It is much harder to work out what it is if you dig deep enough into the fabric and eventually hit a seam of pure mathematics, What we call reality might actually be the output of a program running on a cosmos-sized quantum computer, some theories hold that reality and consciousness are one and the same. Is the universe really all inside your head, Proving whether or not reality is an illusion is surprisingly possible that we live in reality.