NASA Astrobiology



Emerging Trends in Comet Taxonomy. “Emerging trends and a comet taxonomy based on the volatile chemistry measured in thirty comets with high-resolution infrared spectroscopy between 1997 and 2013.” in Icarus

Cycles of Glaciation on Ancient Mars. “Climate Cycling on Early Mars Caused by the Carbonate-Silicate Cycle” in Earth and Planetary Astrophysics.

Methane Muted: How Did Early Earth Stay Warm?. “A proper accounting of biogeochemical cycles in the oceans reveals that methane has a much more powerful foe than oxygen.” in PNAS

Emerging Trends in Comet Taxonomy“Emerging trends and a comet taxonomy based on the volatile chemistry measured in thirty comets with high-resolution infrared spectroscopy between 1997 and 2013.” in Icarus01/03

Cycles of Glaciation on Ancient Mars“Climate Cycling on Early Mars Caused by the Carbonate-Silicate Cycle” in Earth and Planetary Astrophysics.02/03

Methane Muted: How Did Early Earth Stay Warm?“A proper accounting of biogeochemical cycles in the oceans reveals that methane has a much more powerful foe than oxygen.” in PNAS03/03

NextPrevious

Go Explore

April 2008The origin and evolution of the ribosome

Smith, T. F., Lee, J. C., Gutell, R. R., & Hartman, H. (2008). Biol Direct, 3(1), 16. doi:10.1186/1745-6150-3-16

March 2008Observations of Disks around Brown Dwarfs in the TW Hydra Association with theSpitzerInfrared Spectrograph

Morrow, A. L., Luhman, K. L., Espaillat, C., d'Alessio, P., Adame, L., Calvet, N., … Bohac, C. J. (2008). Observations of Disks around Brown Dwarfs in the TW Hydra Association with theSpitzerInfrared Spectrograph. The Astrophysical Journal, 676(2), L143–L146. doi:10.1086/587462

February 2008Iron isotope variations in Holocene sediments of the Gotland Deep, Baltic Sea

Fehr, M. A., Andersson, P. S., Hålenius, U., & Mörth, C-M. (2008). Geochimica et Cosmochimica Acta, 72(3), 807–826. doi:10.1016/j.gca.2007.11.033

Detection of cometary amines in samples returned by Stardust

Glavin, D. P., Dworkin, J. P., & Sandford, S. A. (2008). Meteoritics & Planetary Science, 43(1-2), 399–413. doi:10.1111/j.1945-5100.2008.tb00629.x

Reduction of N2 by Fe2+ via Homogeneous and Heterogeneous Reactions

Wander, M. C. F., & Schoonen, M. A. A. (2008). Orig Life Evol Biosph, 38(2), 127–137. doi:10.1007/s11084-008-9122-9

January 2008Iron isotopes constrain biologic and abiologic processes in banded iron formation genesis

Johnson, C. M., Beard, B. L., Klein, C., Beukes, N. J., & Roden, E. E. (2008). Geochimica et Cosmochimica Acta, 72(1), 151–169. doi:10.1016/j.gca.2007.10.013

December 2007Effect of Shadowing on Survival of Bacteria under Conditions Simulating the Martian Atmosphere and UV Radiation

Osman, S., Peeters, Z., La Duc, M. T., Mancinelli, R., Ehrenfreund, P., & Venkateswaran, K. (2007). Applied and Environmental Microbiology, 74(4), 959–970. doi:10.1128/aem.01973-07

June 2007Functional genetic selection of Helix 66 in Escherichia coli 23S rRNA identified the eukaryotic-binding sequence for ribosomal protein L2

Kitahara, K., Kajiura, A., Sato, N. S., & Suzuki, T. (2007). Nucleic Acids Research, 35(12), 4018–4029. doi:10.1093/nar/gkm356

March 2007The Structural Basis of Ribozyme-Catalyzed RNA Assembly

Robertson, M. P., & Scott, W. G. (2007). Science, 315(5818), 1549–1553. doi:10.1126/science.1136231

October 2006A palaeotemperature curve for the Precambrian oceans based on silicon isotopes in cherts

Robert, F., & Chaussidon, M. (2006). A palaeotemperature curve for the Precambrian oceans based on silicon isotopes in cherts. Nature, 443(7114), 969–972. doi:10.1038/nature05239

1...427/428/429/430/431/432