14 billion years. That's how long the universe has existed. Voyage to the beginning of everything and witness the formation of the universe from practically nothing to the immense and wonderfully complex realm in which we live. Admire the simplicity of our solar system's formation and watch the Earth take shape. See life slowly, then suddenly, fill up our planet while being venturing the to brink of annihilation more than once. Examine the increasingly complex history of humans. Finally, glimpse the future of humans, Earth, and the solar system. -The Past Is the Key to the Future- is a...