MOUNTAIN VIEW, Calif. — NASA's planet-hunting Kepler spacecraft has confirmed the discovery of its first alien world in its host star's habitable zone — that just-right range of distances that could allow liquid water to exist — and found more .
We all know the great Pyramids of Giza and Khufu and the Pyramid of Cheops, and we also might have knowledge about the pyramids of the Mayans, but in recent times, due to the effects of global warming, a few .
Are there aliens watching us?
AS ASTRONOMERS scan the universe for signs of intelligent life, a group of researchers predicts other beings just might be looking at us.
A scientific paper published in this week's online edition of Astrophysical Journal suggests alien astronomers armed .