Living at the extremes: extremophiles and the limits of life in a planetary context
Prokaryotic life has dominated most of the evolutionary history of our planet, evolving to
occupy virtually all available environmental niches. Extremophiles, especially those thriving …
occupy virtually all available environmental niches. Extremophiles, especially those thriving …
[HTML][HTML] Origins of building blocks of life: A review
N Kitadai, S Maruyama - Geoscience Frontiers, 2018 - Elsevier
How and where did life on Earth originate? To date, various environments have been
proposed as plausible sites for the origin of life. However, discussions have focused on a …
proposed as plausible sites for the origin of life. However, discussions have focused on a …
The physiology and habitat of the last universal common ancestor
The concept of a last universal common ancestor of all cells (LUCA, or the progenote) is
central to the study of early evolution and life's origin, yet information about how and where …
central to the study of early evolution and life's origin, yet information about how and where …
Habitability on early Mars and the search for biosignatures with the ExoMars Rover
The second ExoMars mission will be launched in 2020 to target an ancient location
interpreted to have strong potential for past habitability and for preserving physical and …
interpreted to have strong potential for past habitability and for preserving physical and …
Endosymbiotic theories for eukaryote origin
For over 100 years, endosymbiotic theories have figured in thoughts about the differences
between prokaryotic and eukaryotic cells. More than 20 different versions of endosymbiotic …
between prokaryotic and eukaryotic cells. More than 20 different versions of endosymbiotic …
A hydrogen-dependent geochemical analogue of primordial carbon and energy metabolism
Hydrogen gas, H2, is generated by alkaline hydrothermal vents through an ancient
geochemical process called serpentinization, in which water reacts with iron-containing …
geochemical process called serpentinization, in which water reacts with iron-containing …
Abiotic synthesis of amino acids in the recesses of the oceanic lithosphere
B Ménez, C Pisapia, M Andreani, F Jamme… - Nature, 2018 - nature.com
Abiotic hydrocarbons and carboxylic acids are known to be formed on Earth, notably during
the hydrothermal alteration of mantle rocks. Although the abiotic formation of amino acids …
the hydrothermal alteration of mantle rocks. Although the abiotic formation of amino acids …
The role of hydrogen sulfide in evolution and the evolution of hydrogen sulfide in metabolism and signaling
KR Olson, KD Straub - Physiology, 2016 - journals.physiology.org
The chemical versatility of sulfur and its abundance in the prebiotic Earth as reduced sulfide
(H2S) implicate this molecule in the origin of life 3.8 billion years ago and also as a major …
(H2S) implicate this molecule in the origin of life 3.8 billion years ago and also as a major …
[HTML][HTML] From chemical gardens to chemobrionics
Chemical gardens are perhaps the best example in chemistry of a self-organizing
nonequilibrium process that creates complex structures. Many different chemical systems …
nonequilibrium process that creates complex structures. Many different chemical systems …
Hadean geodynamics and the nature of early continental crust
J Korenaga - Precambrian Research, 2021 - Elsevier
Reconstructing Earth history during the Hadean defies the traditional rock-based approach
in geology. Given the extremely limited locality of Hadean zircons, some indirect approach …
in geology. Given the extremely limited locality of Hadean zircons, some indirect approach …