It seems that the idea of actually being able to travel in time is being dismissed more than these days, which is a bit annoying considering that as a child I was told that in the 21st century we would have flying cars, free electricity and we would live forever!
How Time Travel Works from Flavorwire on Vimeo.
However, it does look like there are folk backers for the time travel problem and so this handy video should explain to us exactly how time travel works. They are using scenes from popular movies and some scientific facts, what could possibly go wrong here.
Source [Geeks Are Sexy]