Life in the Universe: Focusing the Search
Scientists have found at least a dozen planets where life might exist. They're learning more about biosignatures: signs of life. Understanding Life's Limits "...An Enormous Quantity of Creatures of Every Kind..." "...So Much We Still Don't Understand" A Growing Catalog of Known Worlds Earth-Sized Planets: Billions of Them Searching the Sky: Frustration and Vindication Life on Other Worlds: Imagined (From "Quatermass and the Pit," via Tales of Future Past, used w/o permission) ('That's odd: he doesn't look German.') Some science fiction movies strayed from the man-in-a-rubber-suit style of space alien. But most extraterrestrials in the movies look at least vaguely human. I don't mind, since " Close Encounters of the Third Kind ," " The Last Starfighter ," and " Spaced Invaders " are entertainment: not documentaries.... ...Angels are persons, too: beings of pure spirit, with