Biomarkers in rocks prior to the rise in Earth’s atmospheric oxygen 2.5 billion years ago show cyanobacteria released oxygen at the same levels as today. What was happening to that […]
Origin & Evolution of Life
Posted inOrigin & Evolution of Life
NAI Director's Seminar: "Life in the Universe: The Expanding World of Microbial Diversity"
Speaker: Norman Pace (University of Colorado, Boulder), Date/Time: Monday, September 24, 2007 11AM PDT Abstract: Life anywhere in the universe is likely to be based on carbon and to have […]
Posted inAstrobiology (general), Biosignatures & Paleobiology, Origin & Evolution of Life
Looking for Life in All the Right Places
This new video from JPL shows how NASA astrobiologists are gathering exciting clues that will help them pick the best spots to search for possible signs of life beyond Earth. […]
Posted inConferences and Meetings, Microbiology & Virology, Origin & Evolution of Life
NASA Astrobiology Institute Hosts Living in the Microbial World
August 6, 2007 to August 10, 2007 Each summer, NAI’s Marine Biological Laboratory Team offers a one-week workshop for middle and high school teachers focusing on activities that can be […]
Posted inAstrobiology (general), Extremeophiles and Extreme Environments, Origin & Evolution of Life
The National Academies Search for 'weird' life
THE LIMITS OF ORGANIC LIFE IN PLANETARY SYSTEMS, a new report from the National Research Council, examines the search for life elsewhere in the universe and whether the fundamental requirements […]
Posted inBiosignatures & Paleobiology, Origin & Evolution of Life
Ancient Organism Verified as Fungus
NAI scientists from the Carnegie Institution of Washington Team and their colleagues have a new paper in Geology outlining their process in resolving the mysterious identity of the Devonian fossil […]
Posted inAstrobiology (general), Biosignatures & Paleobiology, Origin & Evolution of Life
Seminar
UW Seminar: Four Billion Years of Climate Change (Lessons from the Precambrian): From Oxygen Poisoning to Snowballs & True Polar Wander Presenter: Joe Kirschvink Date/Time: 5/29/2007 02:30 PM PDT Despite […]
Posted inBiosignatures & Paleobiology, Exoplanets, -moons, -comets, Origin & Evolution of Life
Habitability of Planets Around M Dwarf Stars
Multidisciplinary work from members of NAI’s SETI Institute Team and a host of collaborators across the NAI re-examines what is known at present about the potential for a terrestrial planet […]
Posted inBiosignatures & Paleobiology, Exoplanets, -moons, -comets, Origin & Evolution of Life
Plants on Other Planets May Not be Green
Differently colored plants may live on extra-solar planets, according to two new papers in the current issue of Astrobiology authored by members of NAI’s Virtual Planetary Laboratory Alumni Team and […]
Posted inAstrobiology (general), Biosignatures & Paleobiology, Exoplanets, -moons, -comets, Habitable Zones, Origin & Evolution of Life, Reports, Roadmaps, & Plans
New Issue of Astrobiology Online
Search for Habitable Planets Outside Earth’s Solar System in Astrobiology “Which planets outside of Earth’s Solar System are most likely to be capable of supporting life is a question that […]