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2026-02-08T10:49:07Z
置信度 0.70
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Cardiopulmonary resuscitation (CPR) is a well-established part of basic life support (BLS), saving countless lives since its first development in the 1960s. Recently, work has been undertaken to develop methods of basic and advanced life support (ALS) in micro…
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Thais Russomano, Lucas Rehnberg
2017-12-06T14:36:44Z
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2019-02-09T04:01:25Z
置信度 0.70
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Despite rigorous fire-safety policies and practices, fire incidents are possible during lunar and Martian missions. Fire behavior and hence preventive and responsive safety actions in the missions are strongly influenced by the low-gravity environments in flig…
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Robert Friedman
2006-12-13T18:08:11Z
置信度 0.70
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The possibility of extraterrestrial life on Earth has been the subject of speculation and scientific research for centuries. The search for alien life has become more sophisticated in recent years as scientists have developed new tools and techniques to explor…
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Sylvia Tom
2023-08-25T10:05:46Z
置信度 0.70
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crossref
2007-11-17T00:24:15Z
置信度 0.70
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The recent history of observation of extra-solar planets is explored, from early results in the mid-1990s to the most recent work of Kepler and HARPS. The different methods of radial velocity, transit, and gravitational lensing are explained. Specific examples…
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David Wilkinson
2013-10-01T15:49:15Z
置信度 0.70
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In this chapter, I discuss the first steps in asteroseismic analysis – following data through the analysis to the products that are what stellar modeling tries to explain. For asteroseismology, the time-varying signal is generally either the total brightness o…
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S. D. Kawaler
2015-07-05T05:03:51Z
置信度 0.70
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Philip Ball
2008-12-09T10:52:39Z
置信度 0.70
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Researchers developed a mini analyzer that could be a giant step forward in the search for life and habitable environments beyond Earth.
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Mackenzie White
2023-03-03T07:00:15Z
置信度 0.70
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The conceptualization of "free space travel" has fundamentally evolved from a speculative science fiction trope into a multidimensional scientific, economic, and geopolitical imperative. This comprehensive research paper provides an exhaustive analysis of the …
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Samuelson G
2026-04-20T15:34:14Z
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André Brack
2022-10-17T09:04:36Z
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Ralph J. Turner, Isaac Asimov
2006-04-25T05:12:15Z
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Diamond, Jared Think again of those astronomers who beamed radio signals into Space from Arecibo, describing Earth’s location and its inhabitants. In its suicidal folly that act rivaled the folly of the last Inca emperor, Atahualpa, who described to his gold-c…
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2020-12-22T19:03:41Z
置信度 0.70
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Astronomers have recently discovered thousands of exotic planets that orbit stars throughout our Milky Way galaxy. With his characteristic wit and style, Donald Goldsmith shows how these observations have already broadened our planetary horizons, and tells us …
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Donald Goldsmith
2019-02-09T04:01:25Z
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2020-01-17T17:56:20Z
置信度 0.70
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Today, Venus has a thick carbon dioxide-nitrogen atmosphere with little water, and the planet has no water in any form on the surface. Venus is gravitationally locked into near synchrony with the Sun, with one rotation of its axis taking longer than one orbit …
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2020-07-09T13:13:07Z
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2022-10-11T10:57:11Z
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Catharine Conley, Andrew Steele
2020-09-18T09:24:51Z
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Nicholas Rescher
2012-07-29T00:18:37Z
置信度 0.70
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Accurate characterization of ice shell thickness on planetary bodies is critical for understanding geophysical processes and assessing astrobiological potential. In this study, I integrate rod induced mechanical wave propagation and ground penetrating radar (G…
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Trevor Valentine
2026-05-13T18:55:25Z
置信度 0.70
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2003-06-12T21:43:42Z
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David Bounds
2008-09-02T10:17:13Z
置信度 0.70
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Plot of Figure 15.1 reveals the periods of operation of the major past, present, and future solar space missions. The bars that fade out in 2009 exhibit missions those are still operational and are expected to continue as long as the instruments function and f…
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2016-11-25T15:57:37Z
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M. SUBOTOWICZ
2013-11-18T07:35:19Z
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2022-10-11T10:57:11Z
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2010-01-12T14:44:02Z
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2023-09-19T14:13:10Z
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Jonathan (Jon), David Bailey
2025-08-26T13:19:38Z
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2026-01-05T15:27:07Z
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2026-06-13T00:25:41Z
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Seth Shostak
2024-09-07T20:46:30Z
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Gilbert Levin
2010-09-06T18:24:36Z
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2012-12-03T07:30:26Z
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How Probable Is It That Life Exists Somewhere Else in the Universe? What is the chance of success in the search for extraterrestrial intelligence? The answer to this question depends on a series of probabilities. My methodology consists in asking a series of q…
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Ernst Mayr
2009-12-24T13:40:21Z
置信度 0.70
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2026-06-13T00:25:41Z
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2002-11-11T15:45:22Z
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Krafft A. Ehricke
2002-10-11T16:35:27Z
置信度 0.70
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The transient radio universe is a relatively unexplored area of astronomy, offering a variety of phenomena, from solar and Jovian bursts, to flare stars, pulsars, and bursts of Galactic and potentially even cosmological origin. Among these, perhaps the most wi…
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Jayanth Chennamangalam
2019-10-02T16:17:25Z
置信度 0.70
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Taking as its title some advice from John Wesley on the question of the plurality of worlds, this concluding chapter brings together a number of themes from the book. First, it is suggested that SETI shares a great number of common themes with the religious qu…
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David Wilkinson
2013-10-01T15:49:15Z
置信度 0.70
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David Rothery
2025-08-25T20:44:21Z
置信度 0.70
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On Earth, environmental assessment is a well-established planning tool used to identify, evaluate, and mitigate the adverse effects of construction, resource extraction, and infrastructure development before actions are undertaken. The same rationale should ap…
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Daniel Capper, Pascale Ehrenfreund
2026-05-23T16:49:44Z
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K. James, S.A. Durrani
2002-10-16T13:03:36Z
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While we wait for our first conclusive evidence of life beyond Earth, we can contemplate its possible nature. In particular, we can ask the following question. To what extent should we expect evolution elsewhere to take a similar course to the one it has taken…
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2022-10-28T00:05:45Z
置信度 0.70
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Introduction and overview Sunquakes observed in the form of expanding wave ripples on the surface of the Sun during solar flares represent packets of acoustic waves excited by flare impacts and traveling through the solar interior. The excitation impacts stron…
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A. G. Kosovichev
2015-07-05T05:03:51Z
置信度 0.70
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Stewart W. Johnson
2004-12-09T03:20:00Z
置信度 0.70
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Klara Anna Capova
2023-07-27T09:05:47Z
置信度 0.70
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Short review of impact seismic records in the Solar System Impact structures affect all planetary surfaces in the Solar System and especially those not resurfaced by recent tectonic processes or fast erosion. Planetary seismology and remote sensing are the too…
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P. Lognonné, T. Kawamura
2015-07-05T05:03:51Z
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2007-11-27T11:00:29Z
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2022-10-11T10:57:11Z
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2007-11-28T04:43:24Z
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Alexander Nemchin
2014-10-02T02:11:24Z
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2024-11-20T21:00:32Z
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More recently, we warmly acknowledge the administration, faculty, and staff of the California Institute of Integral Studies, where the work of editing this volume was made possible through a
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2022-10-11T10:57:11Z
置信度 0.70
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The study of stellar, planetary and galactic evolution leads to the conclusion that the phenomenon of life must be coursing through the universe. It is estimated, by means of telescopic sampling, that there are billions of stars capable of having those photoch…
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2006-10-05T14:05:45Z
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2019-09-06T18:00:30Z
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2022-12-23T22:11:16Z
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Demetrios Trakatellis
2011-10-04T04:10:35Z
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2025-12-16T14:16:06Z
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Peter Eckart
2013-09-09T20:27:05Z
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André Brack
2023-07-27T09:02:26Z
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2021-04-26T17:07:53Z
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2015-12-15T12:32:32Z
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2019-02-09T04:01:25Z
置信度 0.70
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ROBERT E. MACHOL
2013-11-18T07:35:31Z
置信度 0.70
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Abstract Extraterrestrial materials include meteorites that fall naturally to the Earth, as well as samples such as the Apollo and Luna collections collected in situ and returned to Earth by spacecraft. The samples contain highly detailed records of the condit…
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Donald E. Brownlee
2004-07-16T18:01:56Z
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Marisa C. Palucis, Alexander M. Morgan
2020-08-29T17:42:58Z
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David A. Weintraub
2014-07-16T03:49:18Z
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Since the Swedish chemist Baron Jöns Jacob Berzelius first analysed the Alais meteorite for organic molecules’ in 1834, attempts to forge a link between extraterrestrial organic materials and terrestrial life have remained alluring, but often deceptive. New st…
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Christopher F. Chyba
2008-05-14T12:06:49Z
置信度 0.70
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crossref
2024-11-20T21:00:32Z
置信度 0.70
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To date, there is no serious evidence of contact between humanity and non-terrestrial intelligence. In fact, as of writing, there is no confirmed evidence available to us of any form of life that did not originate on Earth. Given the vastness of the universe a…
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Jeffrey Punske
2023-07-07T15:19:34Z
置信度 0.70
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Stephen Robb
2009-05-21T23:56:48Z
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2002-11-11T20:23:53Z
置信度 0.70
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crossref
W. B. Smith
2006-10-05T11:08:12Z
置信度 0.70
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Abstract Meteorites Interplanetary Dust
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Donald E. Brownlee
2009-11-05T21:57:31Z
置信度 0.70
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The intellectual history of the Indian subcontinent is characterized by a remarkable continuity of philosophical inquiry, scientific observation, and architectural innovation spanning over five millennia. In recent decades, however, this rich legacy has become…
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Libin T K
2026-04-14T14:17:40Z
置信度 0.70
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From the first noteworthy investigations of possible extraterrestrial organisms, many subsequent studies have generated heated controversies about extraterrestrial life even until today. Many scientists and visionaries presaged our remarkable, growing paradigm…
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Sam L. VanLandingham
2005-03-28T18:01:09Z
置信度 0.70
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crossref
Ragbir Bhathal
2024-09-07T20:46:30Z
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2024-11-20T21:00:32Z
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2026-06-13T00:25:41Z
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2019-02-09T04:01:25Z
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crossref
2026-06-13T00:25:41Z
置信度 0.70
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crossref
2026-06-13T00:25:41Z
置信度 0.70
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crossref
Michael D. Papagiannis
2011-10-04T04:10:35Z
置信度 0.70
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An analysis of patterns of convergent evolution on Earth that suggests where we might look for similar convergent forms on other planets. Why does a sea lily look like a palm tree? And why is a sea lily called a “lily” when it is a marine animal and not a plan…
crossref
George R McGhee
2019-11-27T18:02:52Z
置信度 0.70
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crossref
Michael D. Papagiannis
2011-10-04T04:10:35Z
置信度 0.70
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Humans are newcomers to METI but recipients of our messages will likely be civilizations of long-term METI capability. Our mathematics and science will be of little value for them. These should therefore be used only as stepping stones to communication about w…
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Daniel Harbour
2023-07-07T15:19:34Z
置信度 0.70
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crossref
2021-04-26T17:07:53Z
置信度 0.70
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crossref
Gerrit L. Verschuur
2007-11-07T20:35:20Z
置信度 0.70
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crossref
2003-08-12T12:45:47Z
置信度 0.70
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crossref
2019-02-09T04:01:25Z
置信度 0.70
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Abstract It is only recently that advances in chemistry, physics, and biology and in their application to space and the space sciences, have provided scientists with the tools to make accurate and well-informed predictions about the possibility of life on othe…
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David Koerner, Simon LeVay
2023-11-05T07:53:11Z
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Rosaly M. C. Lopes-Gautier
2022-07-13T13:54:52Z
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Lewis White Beck
2014-01-08T09:56:08Z
置信度 0.70
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crossref
George Marx
2011-10-04T04:10:35Z
置信度 0.70
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Les origines de l'asymétrie biomoléculaire : étude de la matière extraterrestre par chromatographie bidimensionnelle en phase gazeuse La définition de la "vie" n'a pas encore fait l'objet d'un consensus scientifique, mais elle peut être comprise comme des orga…
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Raphaël Pepino
2026-04-07T05:26:00Z
置信度 0.70
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Peer review is an essential part in the publication process, ensuring that Minerals maintains high quality standards for its published papers [...]
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2018-01-22T04:51:13Z
置信度 0.70
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Abstract A systematic survey of 161 known and postulated minerals originating on Mars points to 20 different mineral‐forming processes (paragenetic modes), which are a subset of formation modes observed on Earth. The earliest martian minerals, as on Earth, wer…
openalex
Robert M. Hazen, Robert T. Downs, Shaunna M. Morrison, Benjamin M. Tutolo 等
2023-08-14
置信度 0.72
GeologyGeochemistryMetamorphismMartianIgneous rock
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openalex
B. Gertsch, Gerta Keller, Thierry Adatte, Rahul Garg 等
2011-09-30
置信度 0.72
GeologyDeccan TrapsExtinction eventCretaceousVolcanism
-
Abstract. The Aerosol Robotic Network (AERONET) Version 3 (V3) aerosol retrieval algorithm is described, which is based on the Version 2 (V2) algorithm with numerous updates. Comparisons of V3 aerosol retrievals to those of V2 are presented, along with a new a…
openalex
A. Sinyuk, B. N. Holben, T. F. Eck, D. M. Giles 等
2020-06-26
置信度 0.72
AERONETAerosolRadianceSingle-scattering albedoEnvironmental science