The landscapes and seascapes of Earth's surface provide the theatre for life, but to what
extent did the actors build the stage? The role of life in the long-term sha** of the …

An irreversible increase in alluvial mudrock occurred with the Ordovician-Silurian evolution
of bryophytes, challenging a paradigm that deep-rooted plants were responsible for this …

A growing awareness of life in deep igneous crust expands our appreciation for life's
distribution in the upper geosphere through time and space, and extends the known …

The possible evolutionary significance of pyrophosphate (PPi) has been discussed since the
early 1960s. Lipmann suggested that PPi could have been an ancient currency or a possible …

Cold super-Earths that retain their primordial, H–He-dominated atmosphere could have
surfaces that are warm enough to host liquid water. This would be due to the collision …

The Earth's deep biosphere hosts some of its most ancient chemolithotrophic lineages. The
history of habitation in this environment is thus of interest for understanding the origin and …

The recognition of meandering rivers in Earth's prevegetation stratigraphic record is
hindered by an absence of depositional models specifically tailored to unvegetated single …

The microbiome of deep continental aquifers is considered the most slowly evolving part of
the biosphere. The Yessentukskoye Mineral Water Basin (YMWB), located in the pre …

Earth's crust contains a substantial proportion of global biomass, hosting microbial life up to
several kilometers depth. Yet, knowledge of the evolution and extent of life in this …

The evolution of multicellular life spurred evolutionary radiations, fundamentally changing
many of Earth's ecosystems. Yet little is known about how early steps in the evolution of …