Many secularists claim that the Copernican revolution and the rise of Darwinian evolutionary theory have demonstrated that humankind is not, as the Judeo-Christian tradition claims, the pinnacle of creation. According to their account, we are merely one more product of blind material processes living on a mediocre planet lost in the vast indifference of space. However, what we have learned over the past century about our planetary home and the requirements for both biological life and scientific discovery turn this notion on its head.