When we try to comprehend the measured concept of time, we are confronted by its vastness. To compare a 4 billion year old rock in your hand to the 20 million year old stones that lie scattered around the Earth is unbearably abstract to relate to. The same goes for when we try to relate to space, and the changes all known forms undergo: A body aging, buildings deteriorating, or the radical tectonic transformations of our planet as exemplified by...