Time: a graphic guide

What is time? Saint Augustine, the philosopher who lived in the IV-V centuries once said that he knew what time was asked about this. The book Time: A graphical guidebook traces the story of the concept of time, ranging from Augustine, the absolute time of Newton, the conditional time of Poincare, the static time of Einstein and ending with the idea that there is no time in quantum gravity. Is the time a fourth dimension like space or in any way flows? And if so, whether it makes sense to measure its speed? Is there a future? Are traveling time? Why does it seem to us that time is moving only one way? To these tricky questions, Craig Callender and Ralph are responding in an affordable and fascinating form