The mind's big bang: Between 100,000 and 50,000 years ago, something happened that triggered a creative, technological and social explosion, allowing humans to dominate the planet. What forces may have contributed to the emergence of the modern human mind? What about God?: Of all the species on earth, only humans try to explain who they are and how they came to be. Encounter real stories of people struggling to find a balance between religion and science, realms that play very different roles in assigning order to the universe and a purpose to life.