Add Yahoo as a preferred source to see more of our stories on Google. For as long as humans have looked up at the night sky, we've wondered who, or what, might be looking back. Journalist Becky ...

For as long as humans have looked up at the night sky, we've wondered who, or what, might be looking back. From ancient myths about gods descending from the heavens to 20th-century UFO sightings and ...

For decades, scientists have scanned the stars for even the faintest whisper of intelligent life. Now, with fresh government revelations about mysterious skies stirring up fresh excitement, a major ...