Webum > Science > Astronomy > Extraterrestrial Life Exobiology Fermi's Paradox Life on Mars@ Panspermia SETI See also Science > Astronomy > Extrasolar Planets Society > Paranormal > UFOs Life Extraterrestrial: Life on Other Planets in the Solar System Curriculum framework for comparing Earth to other planets with regard to life. Search for ET! Interactive Flash tutorial exploring the possibility of and search for life on other worlds. The Planetary Society A nonprofit organization devoted to the exploration of the solar system and the search for extraterrestrial life. The Rise and Fall of Star Faring Civilizations in Our Own Galaxy Speculation, based on the Drake Equation, regarding the existence and composition of alien civilizations. Help build the biggest human edited directory on the internet Add your website - Open Directory Project - Become an editor