Results 21 to 30 of about 4,021 (237)

A philosophical and historical perspective about terms Astrobiology, Exobiology, Cosmobiology, Xenology and Bioastronomy

open access: yesRevista Opinião Filosófica, 2023
The main idea here is to present reflections on the general aspects that structure the conceptual conception of the field of search for extraterrestrial life.
Anelisa Heizer, Bruno Nascimento-Dias
doaj   +1 more source

A More Comprehensive Habitable Zone for Finding Life on Other Planets

open access: yesGeosciences, 2018
The habitable zone (HZ) is the circular region around a star(s) where standing bodies of water could exist on the surface of a rocky planet. Space missions employ the HZ to select promising targets for follow-up habitability assessment.
Ramses M. Ramirez
doaj   +1 more source

HOW VENUS BECAME COOL: SOCIAL AND MORAL DIMENSIONS OF BIOSIGNATURE SCIENCE

open access: yesZygon, 2021
A 2020 scientific report indicated the presence of phosphine, a potential biosignature chemical, in the atmosphere of Venus. As a result, Venus instantly became a global cultural celebrity.
doaj   +2 more sources

Multibeam Blind Search of Targeted SETI Observations toward 33 Exoplanet Systems with FAST

open access: yesThe Astronomical Journal, 2023
The search for extraterrestrial intelligence (SETI) is to search for technosignatures associated with extraterrestrial life, such as engineered radio signals.
Xiao-Hang Luan   +10 more
doaj   +1 more source

Astrotheology’s contribution to public theology: From the extraterrestrial intelligence myth to astroethics

open access: yesHTS Teologiese Studies/Theological Studies, 2021
Public theology is conceived in the church, reflected on critically in the academy and addressed to the world for the sake of the world. The development of a theology of nature is included in the public theologian’s list of tasks of nature that is ...
Ted Peters
doaj   +1 more source

A Geologic Si‐O‐C Pathway to Incorporate Carbon in Silicates

open access: yesGeophysical Monograph Series, Page 47-54., 2020

This book is Open Access. A digital copy can be downloaded for free from Wiley Online Library.

Explores the behavior of carbon in minerals, melts, and fluids under extreme conditions

Carbon trapped in diamonds and carbonate-bearing rocks in subduction zones are examples of the continuing exchange of substantial carbon ...
Alexandra Navrotsky   +2 more
wiley  

+1 more source

Exploring Fingerprints of the Extreme Thermoacidophile Metallosphaera sedula Grown on Synthetic Martian Regolith Materials as the Sole Energy Sources

open access: yesFrontiers in Microbiology, 2017
The biology of metal transforming microorganisms is of a fundamental and applied importance for our understanding of past and present biogeochemical processes on Earth and in the Universe.
Denise Kölbl   +6 more
doaj   +1 more source

Performance Constraints of All‐Perovskite Tandem Solar Cells in Low‐Intensity, Low‐Temperature Environments

open access: yesAdvanced Materials, EarlyView.
All‐perovskite tandem solar cells are evaluated under low‐intensity and low‐temperature (LILT) conditions relevant to space environments. Distinct loss regimes emerge, where weaker entropic mixing causes halide segragation below ≈240 K going along with a strong current imbalance, while poor electron transport in C60 dominates.
Sercan Ozen   +10 more
wiley   +1 more source

Extraterrestrial Metaphysics in Process Perspective: Implications of Our Anthropocosmic Nature

open access: yesZygon
This discussion is an exercise in extraterrestrial metaphysics in both theory and practice. In theory, it stresses the nature of the metaphysical endeavor as consisting in the transplanetary exploration of those abiding and indefatigable features of ...
Andrew M. Davis
doaj   +2 more sources

Alien life matters: reflections on cosmopolitanism, otherness, and astrobiology

open access: yesCosmopolitan Civil Societies: An Interdisciplinary Journal, 2016
This is a synaptic paper that invites the reader to take a stroll on the edges of cross-disciplinary knowledge. We will walk the roads of anthropology, history, philosophy, astronomy and biology.
Andre Novoa
doaj   +1 more source

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