Is Time Travel Possible?

Ever since the publication of H. G. Wells’ famous novel The Time Machine, people have been fascinated by
the possibility of time travel. And why not. Imagine it. The first person to master time would have unlimited
possibilities. But how is this to be achieved. Simple. First, you must find a way of manipulating black holes.
That’s not so bad is it? Then comes the difficult bit. You must at all costs avoid time paradoxes - they are 
lethal! Once you’ve mastered this though, the rest is easy. Now where to go that’s the question. Well that’s
not difficult. Better to be rich than poor so the dial is set for Saturday night and the lottery is in the bag… 
Then its way back to 1964 just in time to catch the Fab 4 play the Hollywood bowl, then forward a little to 
get a front seat for the King’s 1968 Comeback show. This is great… But is this just make-believe? Well, 
actually, no! Time travel is theoretically possible. How likely is it though? Read on…