The original raw image data from Viking and Pathfinder show blue sky.

NASA funds permafrost study to support astrobiology research.

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.

Images and facts about the possibility of life on Mars, Europa, and current exploration projects.

Scientific re-consideration of possible evidence of biological processes on Mars from Viking Lander data.

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.

News article examining controversy caused by studies of Martian meteorite ALH 84001 which may contain organic compounds.

Seven short articles regarding life on mars, extra terrestrial life, and man getting to mars.

Various articles, images, and links relating to the search for life on Mars.

Educational website concerning planetary protection, forward contamination of Mars, and back contamination of Earth by microbes.

Photographic interpretation and enhanced photographs believed to show insect fossils.

Malin Space Science Systems article recounts the history of speculation and investigation into the possibility of life on the red planet.

Interviewed researchers speculate on the likelihood of finding Archaea or other subsurface microbial activity.

News feed of recent articles related to the possibility of life on the red planet.

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.