Einstein's Special and General Theory of Relativity

Time itself is a construction, a reality that comes into being when someone perceives experiences time. In 1905, which is known to historians of science as the Anus Mirabolas, the miracle year of Einstein. If you have a little bit of math, you can you can get through this book pretty well. It's not the simplest or clearest explanation, most direct explanation, but it is an attempt on Einstein's part to convey what he was on about with relativity.