Results 191 to 200 of about 169,815 (337)

What can lithics tell us about hominin technology's ‘primordial soup’? An origin of stone knapping via the emulation of Mother Nature

open access: yesArchaeometry, EarlyView.
Abstract The use of stone hammers to produce sharp stone flakes—knapping—is thought to represent a significant stage in hominin technological evolution because it facilitated the exploitation of novel resources, including meat obtained from medium‐to‐large‐sized vertebrates. The invention of knapping may have occurred via an additive (i.e., cumulative)
Metin I. Eren   +23 more
wiley   +1 more source

Investigation of the wear resistance of different artificial teeth materials in removable dentures. [PDF]

open access: yesBioinformation
Bhandari A   +5 more
europepmc   +1 more source

Oral Health and Social Isolation After 6 Years: Mediation of Oral Functions

open access: yesCommunity Dentistry and Oral Epidemiology, EarlyView.
ABSTRACT Objectives Tooth loss was longitudinally associated with social isolation. The absence of dental prosthesis use was an additional risk factor. However, the mediating pathways for this association are unknown. The aim of this cohort study was to estimate the mediating effect of three oral functions: speaking, smiling and chewing observed at ...
Hazem Abbas   +4 more
wiley   +1 more source

Homo luzonensis and the role of homoplasy in the morphology of hominin insular species

open access: yesCladistics, EarlyView.
Abstract Homo luzonensis lived during the upper Pleistocene in the northern Philippines, east of the Wallace line. The few specimens attributed to this species show a mosaic of plesiomorphies for the genus Homo and apomorphies found in upper Pleistocene Homo species.
Pierre Gousset   +4 more
wiley   +1 more source

Evaluation of Different Preparation of Artificial Teeth and Acrylate Prosthetic Base [PDF]

open access: green, 2015
Павле Апостолоски   +3 more
openalex  

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