Is there any existence of matter in universe? Basically, there have no any existence of matter in universe. The first nucleus of universe is formed after three minute of Big Bang.
The universe have a phase of starting. It also have a ending phase. The death of universe is also a fact in our cosmology study. To understand about the death of universe it is very important to know about Black hole.
The article Stephen Hawking and Black hole paradox gives an idea about the destruction of universe.