» Debate on Mars Life Rages Long after Viking Scientific re-consideration of possible evidence of biological processes on Mars from Viking Lander data. http://www.cnn.com/2001/TECH/space/07/20/viking.anniversary/
» International Committee Against Mars Sample Return Educational website concerning planetary protection, forward contamination of Mars, and back contamination of Earth by microbes. http://www.icamsr.org
» Leicester University: Beagle2 Space Research Centre Information on the Beagle 2 Mars Lander for launch in 2003 aboard the European Space Agency's Mars Express mission, with instrumentation developed at Leicester University to search for evidence of extant or extinct life. http://www.src.le.ac.uk/projects/beagle2/
» Life on Mars Malin Space Science Systems article recounts the history of speculation and investigation into the possibility of life on the red planet. http://barsoom.msss.com/http/ps/life/life.html
» Life on Mars and Europa Space Exploration Page Images and facts about the possibility of life on Mars, Europa, and current exploration projects. http://www.dummysoftware.com/mars/index.html
» Life on Mars? [MarsNews.com] The discovery of Mars meteorite ALH84001 and debate about the findings of ancient Martian life contained within. The Viking experiments and the debate about the results of the Labeled Release experiment. The implications if Mars life is found. http://www.marsnews.com/focus/life/
» Mars Rover Exploration 2004 Photographic interpretation and enhanced photographs believed to show insect fossils. http://www.geocities.com/danajohnson0/
» Martian Meteorite Debate Rages On News article examining controversy caused by studies of Martian meteorite ALH 84001 which may contain organic compounds. http://csmonitor.com/2002/0412/p25s02-stss.html
» Old data holds new hope for Life on Mars There's a rhythm in the release of radioactive-labeled gas in the experiments done by the Viking-Landers in 1976. This cycle could be the circadian rhythm of bacteria. http://www.space.com/scienceastronomy/solarsystem/viking_data_000519.html
» Red Planet Life Seven short articles regarding life on mars, extra terrestrial life, and man getting to mars. http://redplanetlife.com
» Wired News: Scientists: Life on Mars Likely Interviewed researchers speculate on the likelihood of finding Archaea or other subsurface microbial activity. http://wired.com/news/space/0%2C2697%2C67315%2C00.html