Christina Sarich, Staff WriterHuman beings were first indisputably known to use tools in Africa more than 2.5 million years ago, a sign of elevated consciousness. Tool using is heralded as a crucial step in the development of our species. Now, in this time of huge energy influxes into the Universe, we see even animals developing a more refined consciousness.Julian Huxley, a luminary of biology, believed the evolutionary arrival of humans was so profound [...]