Science - Astronomy - Extraterrestrial Life

Science - Astronomy - Extraterrestrial Life

Panspermia Revisited - Short scientific article by John R. Gribbin. "Spreading of life-bearing spores across the Galaxy (panspermia) may be easier than is usually acknowledged."
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.
Cosmic Ancestry: The Modern Version of Panspermia - The Cosmic Ancestry hypothesis - about which this site has a large amount of information - treats all of evolution, not just the origin of life on Earth, as due to interaction with cosmic microorganisms.
The Planetary Society - A nonprofit organization devoted to the exploration of the solar system and the search for extraterrestrial life.
We Are Not Alone - Essay on the probability of extraterrestrial life.
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 Astrobiology Web - An online guide to the origin, evolution, and distribution of life in the Universe as well as all other aspects of space exploration.
Astrobiology Central - Contains a FAQ, discussion forum, and links related to astrobiology and SETI. Maintained by David J. Darling, Ph.D., author of "The Extraterrestrial Encyclopedia."
Net Advance of Physics: Bioastronomy - An experimental page part of the MIT Net Advance project. Includes research and review articles, and offline as well as online materials.
Origins of Life in our Solar System - A brief overview of creation of the universe and origins of life in our solar system.
NASA's Origins Program - This program at JPL seeks to answer the fundamental questions about the Universe: Where do we come from? Are we alone?
Life on the Edge - Science@NASA article on an experiment designed for students of all ages to investigate life in extreme environments and to learn about the possibilities for life elsewhere in the Solar System.
TERC Astrobiology Curriculum - TERC and NASA are developing an interdisciplinary, year-long course for middle and high school students using astrobiology as its unifying, underlying structure.
Astrobiology at NASA - Astrobiology is the study of the origin, distribution, and destiny of life in the universe. It uses multiple scientific disciplines and space technologies to address fundamental questions of the origins of life.
Planetary Biology - A whole-world systems theory that explains how planets with life work. Being developed independently as an online textbook.
Marsbugs: The Electronic Astrobiology Newsletter - Provides a channel of information for scientists, educators and other persons interested in life sciences as they relate to planetary science and space exploration.
The Astrobiology Index - Categorized links to a wealth of resources on the space life sciences.
NSCORT in Gravitational Biology - The NASA Specialized Center of Research and Training in Gravitational Biology is a partnership with Institute of Biosciences and Bioengineering at Rice University.
NASA Astrobiology Institute - A partnership between NASA and other research organizations to conduct and lead integrated multidisciplinary research in astrobiology, the study of life in the universe.
Tulane Environmental Astrobiology Center - The joint venture between Tulane Medical Center and NASA studies the effects of space travel upon the human body as well as the use of microgravity to study basic biological phenomena.
The UK Astrobiology Forum and Network - Aims to facilitate communication between those involved in the science of astrobiology in the United Kingdom.
Cosmic Ancestry - The modern version of panspermia, Cosmic Ancestry treats all of evolution, not just the origin of life on Earth.
IGPP Center for Astrobiology - NASA Astrobiology Institute founding member located at the UCLA Institute of Geophysics and Planetary Physics.
The Evolutionary Science of Extraterrestrial Life - Excerpts from a book by William C. Brown, Ph.D. Published by Wyndham Hall Press in April 2001.
Titan as an Exobiology Laboratory - Explains why this moon of Saturn is an object of exceptional interest for exobiological research.
Astrobiology at Marine Biological Laboratory - Seeks an understanding about the evolution of early life forms and how changing environments contributed to the development of complex systems in simple organisms.
Harvard OEB - Department of Organismic and Evolutionary Biology at the Museum of Comparative Zoology. Researches and teaches "biology with a global perspective."
American Society for Gravitational and Space Biology - The ASGSB was founded in 1984 and is a growing organization which fosters research, education, training, and development in gravitational and space biology.
Astrobiology at ASU - A member of NASA's Astrobiology Institute. The Arizona State University program studies the origin, evolution, and distribution of life in the solar system.
Cosmic Evolution - An educational site based on a textbook that follows the evolution of the Universe "from big bang to humankind." Hosted by the Wright Center at Tufts University.
Panspermia - An amateur essay, accompanied by a simulation, that describes the theory that life exists and is distributed throughout the universe in the form of germs or spores.
NSCORT in Origins of Life - The NASA Specialized Center of Research and Training at the New York Center for Studies of the Origins of Life. A partnership with RPI and SUNY-Albany.
The Astrochemistry Laboratory - Located in the Astrophysics Branch of the Space Sciences Division at NASA's Ames Research Center. Specializes in the study of extraterrestrial materials and their analogs.
Penn State Astrobiology Research Center - PSARC's primary mission is to conduct multidisciplinary research and education in Astrobiology as a member of the NASA Astrobiology Institute.
Astrobiology Magazine - E-zine on life beyond Earth and origin of life. Includes news articles, reference material, and forums.
Introduction to Exobiology - Explores the field of exobiology from a lay perspective including a self-test. Part of the Cruising Chemistry project at Duke.
NSCORT in Exobiology - The NASA Specialized Center of Research and Training in Gravitational Biology is a partnership with UCSD, Scripps, and Salk Institutes.
Astrobiology - The aims of the journal Astrobiology are to advance our understanding of life's origin, evolution, distribution, and destiny in the universe. Published quarterly.
UW Astrobiology Program - The University of Washington's graduate certificate program enables students to obtain the interdepartmental background necessary. Focus is on Earth's extreme microbial environments.
NASA Center for Computational Astrobiology - The NCCA has assembled a multidisciplinary team of scientists working on projects involving computational biology, chemistry, geology and astronomy.
Australian Centre for Astrobiology - Based at Macquarie University, the centre includes astrobiologists from around Australia. The ACA is Australia's international member of the NASA Astrobiology Institute.
Cardiff Centre for Astrobiology - The Centre aims to combine the expertise of astronomers, biochemists, and microbiologists to enable us to answer the age-old question: where did we come from?
CU Center for Astrobiology - A member institution of the NAI from the University of Colorado at Boulder. Includes labs, graduate programs, and educational resources.
Geobiology and Astrobiology at Caltech/JPL - Studies the history of life on earth as well as the role the biota continue to play in shaping modern environments though exploring molecular evolution.
The Swedish Astrobiology Network - The SWAN network is a non-profit association of Swedish scientists, who share an interest in astrobiology.
Carnegie Institution of Washington - A private, nonprofit organization engaged in basic research and advanced education in biology, astronomy, and the earth sciences. Part of the NASA Astrobiology Institute.
Cosmic Ancestry - Gives examples of microbes that survive the vacuum of space. Discusses Neo-Darwinism.
New Scientist Astrobiology - New Scientist's second Millennium Special focuses on the search for life beyond Earth. Part of the Hot Topics section.
A Search for Evidence of Interplanetary and Atmospheric Microbial Delivery Systems - Conference paper on the solar wind propelled interplanetary viral and bacterial movements.
SETI Institute - Conducts scientific research on life in the universe. Here you can review current SETI results.
SETI Institute - Conducts scientific research on life in the universe.
SETI Australia Centre - Educational science articles from the sky survey conducted at the Parkes radio telescope in Australia.
Invitation to ETI - Forty scientists issue an invitation to extraterrestrial intelligence (ETI) to make contact with humankind.
Weak Interstellar Messages Pass Us By - Amateur radio project to detect signals from extraterrestrial intelligences.
SetiQuest - The magazine of SETI and Bioastronomy. Provides both professional and amateur astronomers with information concerning SETI (Search for Extraterrestrial Intelligence) and bioastronomy.
The Age of Curiosity - A proposed update to the Drake Equation that describes why the sky isn't saturated with radio signals; suggests alien civilizations may not be curious enough to contact others.
The Search for Extraterrestrial Intelligence - General article about SETI.
An Interview with Brian McConnell - O'Reilly interview with the author of "Beyond Contact: A Guide to SETI and Communicating with Alien Civilizations."
SETI - A brief overview of the search for extraterrestrial intelligence and Frank Drake in particular. Definitions of the Drake Equation's components and a Drake Equation calculator.
The SERENDIP Project - Information and news on the Search for Extraterrestrial Radio Emissions from Nearby Developed Intelligent Populations.
How SETI Works - An encyclopedia-quality article on the science of SETI.
The Society for Planetary SETI Research - Organization interested in planetary anomalies that may be the result of intelligent activity. With roster and bibliography.
Pigdog Journal: Interview with SETI Astronomer Seth Shostak - A lengthy discussion with a SETI astronomer.
Sky and Telescope: SETI - A selection of articles from the online astronomy magazine relating to the scientific search for intelligent life in the universe.
Yahoo! Groups: SETI - Chat rooms and message boards for discussions. Registration is required to post articles and see pictures.
Keeney AstroResearch - Microwave and optical SETI located in the Greater Fort Wayne Area, Canada.
Searching for the Aliens - Article about the search for extraterrestrial intelligence.
The Extraterrestrial Sermons - Masters thesis on how the reception of extraterrestrial transmissions might affect world religions.
Seti@home: The Star Maps - 69 full scale star maps for visual use with the seti@home screen saver.
SETI League - An international grass-roots organization dedicated to privatizing the search for extraterrestrial intelligence.
Signal vs. Noise - What sort of signal would satisfactorily announce an extraterrestrial intelligence as detected by radio-emission or light reception? An opinion article on what sort of signal is a SETI hit.
The Columbus Optical SETI Observatory - Site dedicated to promoting the Optical Search for Extraterrestrial Intelligence. Here you will find a different approach to The Search For Extraterrestrial Intelligence. The Optical Search For Extraterrestrial Intelligence, otherwise known as Optical SETI (OSETI), seeks to detect pulsed and continuous wave laser beacons signals in the visible and infrared spectrums.
Optical SETI and the Arecibo Myth - This paper justifies the logic of searching for ETI in the visible spectrum as oposed to radio.
Optical SETI at Harvard - A search for intense laser pulses, transmitted deliberately in our direction by another civilization.
Technical Data - Technical information about SETI observatory in Australia.
Optical SETI at Berkeley - Two optical SETI programs at UC Berkeley are described: one for continual signals and one for pulsed signals.
Radio Waves are Useless for Interstellar Communications - Calculations which show electromagnetic waves spread too fast to be used over many light years with possible exception of gamma rays.
Schaller Observatory - Schaller Observatory (84 W, 42 N) is dedicated to high speed stellar photometry of variable stars and Optical SETI.
Comparing Optical SETI Observing Projects - Comparison of various Optical SETI projects since 1973.
Radio Waves are Useless for Interstellar Communication - Overview against using electromagnetic communications over light year distances.
Optical SETI Research - Amy Reines' page about the Optical SETI project at Berkeley.
Princeton Optical SETI Home Page - Optical SETI project in cooperation with Harvard.
Planetary Society Announces Support for Optical SETI - The Planetary Society announced this week that it will support three projects that plan to look for evidence of extraterrestrial intelligence at visible light, not radio, wavelengths.
Alien Hunters See the Light - A report on the University of California's optical programs. [BBC News]
CiSE: SETI@home - Brief technical overview of the project.
Derived statistics for SETI@home - Shows trends in SETI@home participation. Also indicates how recently their pages have been updated.
Global Computer Usage - An extrapolation based on Seti@home statistics on August 5, 1999 by Douglas Huang.
SETI@home Research - An analysis of SETI@home completion times on a common hardware platform with different operating systems.
Carolyn's Clinic - A tongue-in-cheek look at "One of the world's leading Internet treatment facilities for diseases and psychosis that afflict people who run the Seti at Home program for extended periods of time."
Yahoo! Groups: SETI@home - Chat rooms and message boards for discussions. Registration is required to post articles and see pictures.
SETIatWork.com - Source of group, domain and country statistics providing ranking within categories and the project overall.
SETI@home: Search for Extraterrestrial Intelligence at Home - Currently the largest distributed computing effort with over 3 million users. Participate by running a screensaver program that downloads and analyzes radio telescope data. Includes project information, statistics, and forums.
SETI at Home Benchmark Database - Categorized statistics for work unit completion time, as submitted by users.
SETI@home screensaver speed, downloads and benchmarks - Tips, tweaks and downloads to optimize PC performance and SETI@home screensaver speed. Also SETI@home downloads / benchmarks, OpenGL and internet freeware.
SETI@home Speedup tips - Tips to increase the performance of the client under different operating systems. Also links and a picture of the Arecibo Radio Observatory.
Speed up SETI@home - A guide to optimising the performance of a PC with the aim to increase the processing speed of SETI@home. Also SETI@home benchmarks.
Is There Anybody Out There? - An informative background piece explaining how the free Seti@home screensaver works.
SETI Team Art Bell: The Star Maps - Use these 68 full-scale star maps to find the visual location of the data being processed by the SETI@home screen saver.
Team Ars Technica Lamb Chop - Joining information, tips and links.
AOL Beta Team - Joining information, links and software downloads.
The ²³ Group - Joining information, news and links.
Millennium Falcon - Joining information.
Unity - Group for fans of Julian May, author of the Galactic Milieu Trilogy. Joining information, news, tips and links.
JATA - Joining information and links.
Patch Free Processing - Group dedicated to the use of patch free SETI@home client software. Joining information, news and links.
Geek Alert - Joining information, tips and links.
Trust No One - X-files based group. Joining information, beginners' FAQ, news, tips and links.
Lauritsen SETI@home User Group - Danish based group.
Team MacAddict - Macintosh user team. Joining information, links, tips and group chat.
IsraAliens - Team of Israelis and Jews from around the world. With tips and instructions.
SETI@home Groups - Official SETI@home groups page. From here you can join a group, create a group, and check group statistics.
Sperantia Team - Project and joining information.
PC Format - Joining information, tips, links and news.
SETI Scotland - Joining information, news and links.
Team Seti USA - Statistics, Team Forum, SetiQueue, eBay auctions, News Letter and Help.
Flinders University - Joining information, news, tips, statistics and links.
SETI UK Network - Directory of some UK groups.
Scotland's Seti - News, discussion forum, how to join, and statistics.
Skzdalimit - Joining information, tips, links,news, and forums.
Jedi Crew - Bulgarian group, with information and statistics.
Distributed @ Murc - SETI@Home site for Matrox users. Joining information, links, news and member chat.
Lapendos Seti Club - Guestbook and statistics.
The DVD Forums - News, guides, statistics, and joining information.
Portugal @ Seti Team - The participation of the portuguese community. Site is in portuguese.
Team Phoenix Rising - Discussion, statistics, and guides.
GKrellM plugin - This GKrellM plugin, (GNU/Linux, Unix), displays a progress meter for the current workunit.
Seti Driver - Microsoft Windows dialog based manager for processing and caching SETI@Home work units. Allows the user to download and process multiple workunits.
SETI spy - SETI Spy is a freeware program to "spy" on the progress and performance of the SETI@home client. Site also has useful SETI@home tips and links.
SETI UNiT Manager - An AppleScript which offers fully automated downloads, offline crunching, RAM disk handling and detailed statistics about your productivity.
SetiDockling - Monitors the work of clients in Mac OSX.
SetiTEAM - An application which analyses group and individual statistics in a graphical format and can predict rankings up to 3 months ahead.
Download SETI@home - Free screensaver download for Windows, Macintosh, and command line operating systems.
SETI Monitor - A free program for Windows that monitors the activity of your SETI@home client. It shows the found signals and saves the results from processed work units.
Thousands spammed by Seti@home hackers - Hackers have escaped with around 50,000 email addresses, after the Seti@home project was hacked. [vnunet.com]
The Search for E.T. Yields Earthly Cheats - Short report on efforts to curb cheating, with a reference to full reports. Free registration required. [NY Times]
Cheaters Bow to Peer Pressure - Discovered hacks to the Seti@home software some malicious, others not to make it run faster, to spoof positive results and to make it look more work had been performed to improve leader board rankings, are impeding the progress of the project. [Wired News]
Seti: Is Anybody Out There? - Overview of the Seti@home project's accomplishments and future plans. [Wired News]
Getting Some Alien Experience - A Seti@home project overview, by Jennifer Sullivan. [Wired News]
The Geeks and the Aliens - Why are the tech industry's best and brightest so determined to spearhead the hunt for extraterrestrials? [Salon]
Cheats Wreak Havoc on SETI@home: Participants - SETI@home administrators are allegedly ignoring claims that the project is being sabotaged by miscreants who are threatening to derail its reputation and that of many valuable Internet-based distributed computing projects. [ZDNet]
The Possibilities of FTL: Or Fermi's Paradox Reconsidered - Discusses some of the logic behind arguments for and against humans being alone in the universe.
Our Galaxy Should Be Teeming With Civilizations, But Where Are They? - Article discussing Fermi's Paradox and its implications.
Fermi's Paradox and the Preparation for Contact Hypothesis - Suggests that aliens might be "preparing" mankind for the eventuality of meeting species from other worlds.
Fermi's Paradox - Summary and a few probability calculations.
Debate Topic: Fermi's Paradox - A couple of possible resolutions to the question of galactic colonization.
Fermi Paradox/Drake Equation - Drake's equation attempts to estimate the number N of currently extant civilizations in our galaxy that would be able to contact each other.
Fermi's Paradox, The Great Silence, and The Singularity - Long article discussing the implications of what is known so far about other life in the universe.
The Fermi Paradox - Is there intelligent extraterrestrial life? An overview of present knowledge and theories.
The Drake Equation - Describes the famous formula for estimating the number and character of alien civilizations within the galaxy. Includes an online form that calculates your numbers.
I.T. seeks E.T. - Discusses the Allen Telescope Array (ATA) scheduled to be completed by 2005 and the search for extraterrestial life as it related to Fermi's Paradox and the Drake Equation.

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