What if "they" are us? Gaze skyward and admire the stars. Is anyone out there? Questions have been asked about alien intentions. What would first contact with extraterrestrials mean for the people of Earth? Should we greet them with hostility and fear or with a hope that together we could build a bond that stretches across the cosmos?Earth's story is littered with fantastic tales of alien contact with Earth, both past and future. Some of these tales bring light and hope, while othe...