Results 21 to 30 of about 27,457 (303)

Teaching writing skills in online paleontology and evolution courses

open access: yesFrontiers in Education, 2022
Though foundational knowledge and technical skills are frequently and rightfully emphasized in biology curricula, transferrable skills, including writing, are under-prioritized to the detriment of biology graduates and to the scientific field.
Eric W. Dewar   +2 more
doaj   +1 more source

Impacts of invasive rats on Hawaiian cave resources

open access: yesInternational Journal of Speleology, 2020
Although there are no published studies and limited data documenting damage by rodents in Hawaiian caves, our incidental observations during more than 40 years of surveying caves indicate that introduced rodents, especially the roof rat, Rattus rattus ...
Francis G. Howarth, Fred D. Stone
doaj   +1 more source

LA MODALIDAD EPISTÉMICA ASERTIVA COMO RECURSO RETÓRICO EN NOTICIAS CIENTÍFICAS: EL CASO DEL HALLAZGO PALEONTOLÓGICO DEL HOMBRE DE ORCE

open access: yesRevista de Lingüística y Lenguas Aplicadas, 2007
<p class="MsoNormal">Este art&iacute;culo analiza la modalidad epist&eacute;mica asertiva (expresi&oacute;n de la certeza) en un conjunto de noticias cient&iacute;ficas sobre el hallazgo paleontol&oacute;gico del llamado Hombre ...
José Antonio Díaz Rojo
doaj   +1 more source

Molecular Taphonomy of Heme: Chemical Degradation of Hemin under Presumed Fossilization Conditions

open access: yesMolecules, 2023
The metalloporphyrin heme acts as the oxygen-complexing prosthetic group of hemoglobin in blood. Heme has been noted to survive for many millions of years in fossils. Here, we investigate its stability and degradation under various conditions expected to
Mariam Tahoun   +4 more
doaj   +1 more source

Oldest skeleton of a plesiadapiform provides additional evidence for an exclusively arboreal radiation of stem primates in the Palaeocene [PDF]

open access: yesRoyal Society Open Science, 2017
Palaechthonid plesiadapiforms from the Palaeocene of western North America have long been recognized as among the oldest and most primitive euarchontan mammals, a group that includes extant primates, colugos and treeshrews.
Stephen G. B. Chester   +4 more
doaj   +1 more source

Utilização de Veículos Alternativos de Comunicação para a Difusão do Conhecimento Paleontológico. [PDF]

open access: yesAnuário do Instituto de Geociências, 2007
Paleontology teaching must be an usual subject in the cultural formation. It is from it that man understands the history ofEarth and its evolutionary process, giving a new look and perspective of what behaviors a society must adopt.
Ana Carolina Gelmini de Faria   +5 more
doaj  

Paleontology, stratigraphy and historical geology problems in M.V. Lomonosov work «About Earth’s layers»

open access: yesИзвестия высших учебных заведений: Геология и разведка, 2015
The 250th anniversary of death of generous Russian scientist M.V. Lomonosov is celebrated in April 2015. His work «About the Earth’s layers» is the most important geological work of Lomonosov, which ideas were ahead of time and concerned different ...
V. N. Komarov
doaj   +1 more source

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