Brian Cox explains entropy and at the end of this short presentation mentions that it is the law of entropy which determines why time flows in only one direction.
A new popular science book written by a real practicing theoretical physicist. The book promotes a new radical way of thinking about time which the author claims is contrary to the prevailing scientific and philosophical view. It is the author’s contention that with Einstein’s general theory of relativity came the idea that time was merely an illusion that should be transcended in order to see the universe for what it really is. This book brings time firmly back into reality.
This post is correct at time of writing 8 June 2013.
If you have a windows 8 machine it will already have a Skype app installed. If you then install and the open Idroo, a pop up will appear claiming Skype is not installed. The way to get around this is to install the desktop version of Skype. This link to a Skype support page explains how to do this.