Results 31 to 40 of about 102,835 (270)

An Interactive Game Approach to Learning in Historical Geology and Paleontology [PDF]

open access: yes, 2001
This article describes an interactive game that can be used in conjunction with traditional laboratory work, group discussions, student presentations, and writing exercises.
Anne Gardulski, Robert Reuss
core   +1 more source

A new Megatheriinae skull (Xenarthra, Tardigrada) from the pliocene of northern venezuela – Implications for a giant sloth dispersal to central and North America [PDF]

open access: yes, 2018
A skull of a ground sloth from the Pliocene San Gregorio Formation documents a northern neotropical occurrence of a megatheriine that addresses issues on intraspecific variation and biogeography. The new specimen is broadly similar in size and morphology
Brandoni, Diego   +3 more
core   +2 more sources

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

Applications of chemical imaging techniques in paleontology

open access: yesNational Science Review, 2018
Chemical imaging techniques, based on a combination of microscopy and spectroscopy, are designed to analyse the composition and spatial distribution of heterogeneous chemical complexes within a sample.
Yan-Hong Pan, Liangjun Hu, Tao Zhao
semanticscholar   +1 more source

New record of Abelisauroid Theropods from the Bauru group (upper cretaceous), São Paulo State, Brazil [PDF]

open access: yes, 2014
Isolated bones of abelisauroid theropods from the Bauru Group (Late Cretaceous, Brazil), are described. They correspond to three individuals represented by fused ischia and part of the ilium, a partial axis, and a right fi bula, respectively. The fossils
Iori, Fabiano V.   +2 more
core   +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

The endocranial morphology and inner ear of the abelisaurid theropod Aucasaurus garridoi [PDF]

open access: yes, 2015
A partial cranial endocast and right inner ear of the Cretaceous abelisaurid dinosaur Aucasaurus garridoi were digitally reconstructed from CT scans.
Paulina Carabajal, Ariana   +1 more
core   +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

Advancing paleontology: a survey on deep learning methodologies in fossil image analysis

open access: yesArtificial Intelligence Review
Understanding ancient organisms and their interactions with paleoenvironments through the study of body fossils is a central tenet of paleontology.
Mohammed Yaqoob Ansari   +7 more
semanticscholar   +1 more source

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