The Relativistic Universe: Exploring The Einstein Concepts of Our Cosmology

From a time beyond the dawn of history, humanity has been seeking to explain the universe. At first, the effort did not concern itself further than to make a supposition as to the causes of the various phenomena presented to the senses. As knowledge increased, first by observation and later by experiment also, the ideas as to these causes passed progressively through three stages-the theological (the causes were thought to be spirits or gods); the metaphysical (the causes were thought in th...