2 papers
astro-ph.IM2026
White Paper on Phototrophic Biosignatures: Research Priorities for the Search for Life on Other Worlds
Nancy Y. Kiang, Christopher Gisriel, Robert E. Blankenship +32
Photosynthesis is of prime interest in the telescopic search for life beyond the Solar System, because, on Earth, oxygenic photosynthesis produces two strong "biosignatures," globa…
physics.ao-ph2025
Archean Methane Cycling and Life's Co-Evolution: Intertwining Early Biogeochemical Processes and Ancient Microbial Metabolism
Saleheh Ebadirad, Timothy W. Lyons, Gregory P. Fournier
This chapter explores the key carbon compounds that shaped the Archean biogeochemical cycle, delineating their substantial impact on Earth's primordial atmospheric and biospheric e…