May 21 – 23, 2010 Denver, Colorado and Dinosaur Ridge, Cretaceous Dakota Sandstone, Denver The conference presents an important and novel review on microbial mats and the sedimentary structures they […]
Origin & Evolution of Life
Posted inBiosignatures & Paleobiology, Origin & Evolution of Life
AGU Session B14: Early Oxygen
Session Abstract: During most of the geologic past, life and the surface environments on Earth were profoundly different than they are today. In particular, it is generally accepted that the […]
Posted inJournal articles, Origin & Evolution of Life
Why Is the Definition of Life So Elusive? Epistemological Considerations
A central question of astrobiology concerns the origin and distribution of life in the Universe. For this reason, astrobiology can be considered to fall within the science called transitional biology. […]
Posted inAstrobiology (general), Journal articles, Origin & Evolution of Life
The Search for Alien Life in Our Solar System: Strategies and Priorities
With the assumption that future attempts to explore our Solar System for life will be limited by economic constraints, we have formulated a series of principles to guide future searches: […]
Posted inOrigin & Evolution of Life
Timetree of Life
Scientists and non-scientists now have easy access to information about when living species and their ancestors originated, information that previously was difficult to find or inaccessible. Free access to the […]
Posted inNASA Astrobiology Program, Origin & Evolution of Life
Impressions from the San Sebastian meeting Open Questions in the Origin of Life (OQOL)
by Pier-Luigi Luisi The 2009 San Sebastian meeting on OQOL was the follow-up to an analogous meeting held in Erice, Sicily three years ago. The general idea was to identify […]
Posted inNASA Astrobiology Program, Origin & Evolution of Life
Strategic Science Initiatives in the Origins of Life Report from the NAI meeting
By Michael Wilson The NAI held a strategic science initiative workshop in Tempe, AZ on May 13-15, to identify areas where increased collaboration between the funded NAI teams could lead […]
Posted inBiosignatures & Paleobiology, Origin & Evolution of Life
New Evidence for an Earlier Origin of Oxygenic Photosynthesis
NAI’s Archean Biosphere Drilling Project supported the acquisition of pristine drill core samples obtained from ancient rocks in Western Australia. New results from those studies, published in the current issue […]
Posted inOrigin & Evolution of Life
Hydrogenase Active Sites and the Origin of Life
Members of NAI’s Team at Montana State University have provided a Perspectives piece in Dalton Transactions reviewing the organo-metallic chemistry of the active sites of hydrogenase enzymes. Since hydrogen metabolism […]
Posted inOrigin & Evolution of Life
NPR's Science Friday on Origins of Life and the Universe
National Public Radio’s Science Friday broadcasted live from Arizona State University on Friday, April 3rd as part of their Origins Symposium. The symposium, which inaugurated ASU’s new Origins Initiative, featured […]