It was never clear if the universe exists in space or space exists in the universe. Dose space exists outside the universe or only within the bounds of it. The similar question, does the universe exist only in time or does time only exist in the universe? ... "Einstein's answer to this is that time and space only exist within the universe. ... Wormholes are in the fabric of 4 dimensional space that are connected, but which originate at different points in space and different times. ...

• Word Count: 2726
• Approx Pages: 11
• Grade Level: High School