
"how does the stability of technological civilizations affect the probability that they can be detected from Earth? "
Measuring the Weight of Ancient Air
In the first study of its kind, researchers will measure the air pressure from nearly three billion years ago by...
http://astrobiology.nasa.gov/articles/measuring-the-weight-of-ancient-air/
Life Without the Sun

An ecosystem discovered 2.8 kilometers underground in the Mponeng Gold Mine near Johannesburg, South...
http://astrobiology.nasa.gov/articles/life-without-the-sun/
Mirror-Image Clues to Life's Origins
According to an article published in the Washington Post, scientists studying the Murchison meteorite have found that it contains clues...
http://astrobiology.nasa.gov/articles/mirror-image-clues-to-lifes-origins/
NASA Selects New Science Teams for Astrobiology Institute
NASA has awarded five-year grants, averaging $7 million each, to 10 research teams from across the country to study...
http://astrobiology.nasa.gov/articles/nasa-selects-new-science-teams-for-astrobiology-institute/
“Little Bang” triggered Solar System formation

Astrophysicists from the NAI’s Carnegie Institution of Washington team and their colleagues have...
http://astrobiology.nasa.gov/articles/little-bang-triggered-solar-system-formation/
NASA Mars Lander Sees Falling Snow, Soil Data Suggest Liquid Past
NASA’s Phoenix Mars Lander has detected snow falling from Martian clouds. Spacecraft soil experiments also have provided evidence of...
http://astrobiology.nasa.gov/articles/nasa-mars-lander-sees-falling-snow-soil-data-suggest-liquid-past/
XV International Conference on the Origin of Life – a Personal Perspective
XV International Conference on the Origin of Life was held in beautiful Florence on August 24-29, 2008. There were two...
http://astrobiology.nasa.gov/articles/xv-international-conference-on-the-origin-of-life--a-personal-perspective/
New 2008 NASA Astrobiology Roadmap Available
The NASA Astrobiology Roadmap provides guidance for research and technology development across the NASA enterprises that encompass...
http://astrobiology.nasa.gov/articles/new-2008-nasa-astrobiology-roadmap-available/
Diving for the Moon
NASA astronaut Mike Gernhardt is in charge of developing rovers and spacesuits for the next round of human exploration...
http://astrobiology.nasa.gov/articles/diving-for-the-moon/
NAI Launches FAR Seminar Series on October 6th
NAI is excited to announce the launch of the “Forum for Astrobiology Research” (FAR), a virtual seminar series...
http://astrobiology.nasa.gov/articles/nai-launches-far-seminar-series-on-october-6th/
Early Earth Primed for Later RNA and DNA Production

Researchers from NAI’s University of Arizona team and their colleagues at the University...
http://astrobiology.nasa.gov/articles/early-earth-primed-for-later-rna-and-dna-production/
Molecules in the Atmospheres of Extrasolar Planets - A Workshop in Paris

Exoplanets are being discovered at an ever accelerating pace, and planetary scientists and astronomers...
http://astrobiology.nasa.gov/articles/molecules-in-the-atmospheres-of-extrasolar-planets-a-workshop-in-paris/
Cyanobacterial Biomarkers in Ancient Rocks

Members of NAI’s Penn State, Carnegie Institution, and MIT teams report in a...
http://astrobiology.nasa.gov/articles/cyanobacterial-biomarkers-in-ancient-rocks/
Evolution of the Gut

Researchers from NAI’s University of Hawai’i team have a paper in this week’s...
http://astrobiology.nasa.gov/articles/evolution-of-the-gut/
Jill Tarter and Will Wright Talk Gaming, Education, and Evolution in Seed Magazine's Video 'Salon'

While developing his new game SPORE, Will Wright indulged in his lifelong interest...
http://astrobiology.nasa.gov/articles/jill-tarter-and-will-wright-talk-gaming-education-and-evolution-in-seed-magazines-video-salon/
NASA Chooses MAVEN as the Next Mars Scout Mission

NASA has selected a Mars robotic mission that will provide information about the...
http://astrobiology.nasa.gov/articles/nasa-chooses-maven-as-the-next-mars-scout-mission/
NASA's Carl Sagan Fellows to Study Extraterrestrial Worlds

NASA announced Wednesday the new Carl Sagan Postdoctoral Fellowships in Exoplanet Exploration, created...
http://astrobiology.nasa.gov/articles/nasas-carl-sagan-fellows-to-study-extraterrestrial-worlds/
Looking for Life on Mars in a Canadian Lake

October 2008
September 2008
Mars Research in Polar Bear Country

New from the Nordic issue of Astrobiology Magazine, European Edition: An interview with Hans Amundsen, the expedition leader of AMASE (Arctic Mars Analog Svalbard Expedition). AMASE scientists travel to a group of islands in the High Arctic in order to conduct Mars-related field research.
http://astrobiology.nasa.gov/articles/mars-research-in-polar-bear-country/
August 2008
Iron Isotope Record Reflects Microbial Metabolism Through Time
NAI’s University of Wisconsin team presents a review of iron isotope fingerprints created through biogeochemical cycling in the May,...
http://astrobiology.nasa.gov/articles/iron-isotope-record-reflects-microbial-metabolism-through-time/
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