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 IcarusCycles 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
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July 2018Subsurface processes influence oxidant availability and chemoautotrophic hydrogen metabolism in Yellowstone hot springs

Lindsay, M. R., Amenabar, M. J., Fecteau, K. M., Debes, R. V., Fernandes Martins, M. C., Fristad, K. E., … Boyd, E. S. (2018). Subsurface processes influence oxidant availability and chemoautotrophic hydrogen metabolism in Yellowstone hot springs. Geobiology. doi:10.1111/gbi.12308

Upgrading the Gemini planet imager: GPI 2.0

Chilcote, J. K., Macintosh, B., Norton, A., Savransky, D., Nielsen, E., Millar-Blanchaer, M. A., … Bailey, V. P. (2018). Upgrading the Gemini planet imager: GPI 2.0. Ground-based and Airborne Instrumentation for Astronomy VII. doi:10.1117/12.2313771

Dynamic oxygen and coupled biological and ecological innovation during the second wave of the Ediacara Biota

Evans, S. D., Diamond, C. W., Droser, M. L., & Lyons, T. W. (2018). Dynamic oxygen and coupled biological and ecological innovation during the second wave of the Ediacara Biota. Emerging Topics in Life Sciences, None, ETLS20170148. doi:10.1042/etls20170148

First evidence for silica condensation within the solar protoplanetary disk

Komatsu, M., Fagan, T. J., Krot, A. N., Nagashima, K., Petaev, M. I., Kimura, M., & Yamaguchi, A. (2018). First evidence for silica condensation within the solar protoplanetary disk. Proceedings of the National Academy of Sciences, None, 201722265. doi:10.1073/pnas.1722265115

The soluble organic compounds of the Mukundpura meteorite: A new CM chondrite fall

Pizzarello, S., & Yarnes, C. T. (2018). The soluble organic compounds of the Mukundpura meteorite: A new CM chondrite fall. Planetary and Space Science. doi:10.1016/j.pss.2018.07.002

Forward contamination of ocean worlds: A stakeholder conversation

Sherwood, B., Ponce, A., & Waltemathe, M. (2018). Forward contamination of ocean worlds: A stakeholder conversation. Space Policy. doi:10.1016/j.spacepol.2018.06.005

Transient surface ocean oxygenation recorded in the ∼2.66-Ga Jeerinah Formation, Australia

Koehler, M. C., Buick, R., Kipp, M. A., Stüeken, E. E., & Zaloumis, J. (2018). Transient surface ocean oxygenation recorded in the ∼2.66-Ga Jeerinah Formation, Australia. Proceedings of the National Academy of Sciences, 115(30), 7711–7716. doi:10.1073/pnas.1720820115

Constraints on the Metabolic Activity of Microorganisms in Atacama Surface Soils Inferred from Refractory Biomarkers: Implications for Martian Habitability and Biomarker Detection

Wilhelm, M. B., Davila, A. F., Parenteau, M. N., Jahnke, L. L., Abate, M., Cooper, G., … Warren-Rhodes, K. (2018). Constraints on the Metabolic Activity of Microorganisms in Atacama Surface Soils Inferred from Refractory Biomarkers: Implications for Martian Habitability and Biomarker Detection. Astrobiology, 18(7), 955–966. doi:10.1089/ast.2017.1705

Evolution of H 2 O production in comet C/2012 S1 (ISON) as inferred from forbidden oxygen and OH emission

McKay, A. J., Cochran, A. L., DiSanti, M. A., Dello Russo, N., Weaver, H., Vervack, R. J., … Kawakita, H. (2018). Evolution of H 2 O production in comet C/2012 S1 (ISON) as inferred from forbidden oxygen and OH emission. Icarus, 309, 1–12. doi:10.1016/j.icarus.2018.02.024

Bacterial diversification through geological time

Louca, S., Shih, P. M., Pennell, M. W., Fischer, W. W., Parfrey, L. W., & Doebeli, M. (2018). Bacterial diversification through geological time. Nature Ecology & Evolution. doi:10.1038/s41559-018-0625-0