Results 41 to 50 of about 739 (181)

The “Odd Inches”: Moby-Dick’s Fossil Record and Melville’s Admeasured Time

open access: yesMiranda: Revue Pluridisciplinaire du Monde Anglophone, 2022
This paper considers the measurements of fossils and markers of geologic time as they appear throughout Moby-Dick, complicating histories of bodies and their remainders. Looking for instances where Ishmael’s measurements fall short or fail to include the
Ryan Heryford
doaj   +1 more source

Beyond Mediocrity: How Common is Life? [PDF]

open access: yesMonthly Notices of the Royal Astronomical Society, Volume 522, Issue 2, June 2023, Pages 3117-3123, 2023
The probability that life spontaneously emerges in a suitable environment (abiogenesis) is one of the major unknowns in astrobiology. Assessing its value is impeded by the lack of an accepted theory for the origin of life, and is further complicated by the existence of selection biases.
arxiv   +1 more source

The Future of Origin of Life Research: Bridging Decades-Old Divisions

open access: yesLife, 2020
Research on the origin of life is highly heterogeneous. After a peculiar historical development, it still includes strongly opposed views which potentially hinder progress.
Martina Preiner   +24 more
doaj   +1 more source

Did Homocysteine Take Part in the Start of the Synthesis of Peptides on the Early Earth?

open access: yesBiomolecules, 2022
Unlike its shorter analog, cysteine, and its methylated derivative, methionine, homocysteine is not today a proteinogenic amino acid. However, this thiol containing amino acid is capable of forming an activated species intramolecularly.
Sparta Youssef-Saliba   +2 more
doaj   +1 more source

SOME MATHEMATICAL ASPECTS OF ABIOGENESIS

open access: goldInternational Multidisciplinary Scientific Conferences on the Dialogue between Sciences & Arts, Religion & Education, 2020
Ago Omerbasic, Herzegovina
openaire   +3 more sources

The origin of life: what we know, what we can know and what we will never know [PDF]

open access: yesOpen Biology, 2013
The origin of life (OOL) problem remains one of the more challenging scientific questions of all time. In this essay, we propose that following recent experimental and theoretical advances in systems chemistry, the underlying principle governing the ...
Addy Pross, Robert Pascal
doaj   +1 more source

Biblical Perspectives as a Guide to Research on Life’s Origin and History

open access: yesReligions, 2023
The more than thirty spacetime theorems developed over the past five decades establish that the universe and its spacetime dimensions have emerged from a cause/causal agent beyond the cosmos.
Hugh Norman Ross
doaj   +1 more source

Straightforward Creation of Possibly Prebiotic Complex Mixtures of Thiol-Rich Peptides

open access: yesLife, 2023
At the origin of life, extremely diverse mixtures of oligomers and polymers could be obtained from relatively simple molecular bricks. Here, we present an example of the polymerization of two amidonitriles derived from cysteine, Cys-Ala-CN and Cys-Met-CN.
Ibrahim Shalayel   +3 more
doaj   +1 more source

Microfluidic Reactors for Carbon Fixation under Ambient-Pressure Alkaline-Hydrothermal-Vent Conditions

open access: yesLife, 2019
The alkaline-hydrothermal-vent theory for the origin of life predicts the spontaneous reduction of CO2, dissolved in acidic ocean waters, with H2 from the alkaline vent effluent.
Victor Sojo   +4 more
doaj   +1 more source

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