Results 51 to 60 of about 522,400 (231)

Human evolution and the obstetrical dilemma: The pelvic floor hypothesis

open access: yesThe Anatomical Record, EarlyView.
Abstract Human childbirth is mechanically difficult because a large‐headed, broad‐shouldered fetus must pass through a comparatively narrow, twisted bony birth canal. Traditional explanations of this “obstetrical dilemma” emphasize the role of bipedal locomotion in inhibiting the evolution of a wider, more spacious pelvis.
Barbara Fischer, Ekaterina Stansfield
wiley   +1 more source

Mathematician Mečislovas Mačernis (1897–1968) as a pioneer of didactics in lithuania

open access: yesLietuvos Matematikos Rinkinys, 2016
The National Pedagogical Institute (NPI), established in 1935, ensured the progress of education in Lithuania. NPI being one of the newest schools of higher education in the period of independent Lithuania committed itself not only to practical activity,
Juozas Banionis
doaj   +1 more source

Gut Health in Ostriches (Struthio camelus): Insights Into Intestinal Structure, Functions, Microbiome, and Improvement Strategies

open access: yesAnimal Research and One Health, EarlyView.
Our paper systematically reviews the intestinal structure, function, and microbiota of ostriches, along with strategies for improving their gut health. We analyze how these factors collectively influence intestinal homeostasis and ostrich welfare, emphasizing probiotics as a promising intervention to enhance gut health, boost population well‐being, and
Zi‐Qun Zhang   +6 more
wiley   +1 more source

Instrumentos Antigos como Fontes para a História do Ensino de Ciências e de Física na Educação Secundária

open access: yesEducação: Teoria e Prática, 2012
This study aims to assess the analytical potential of studying the role of historical instruments used in teaching Science, from the perspective of a collection of scientific instruments belonging to the Physics laboratory of the Bento de Abreu State ...
Maria Cristina de Senzi Zancul   +1 more
doaj  

Remote Roca: Integrating Data From Archaeological Survey, Remote Sensing and Geophysics in the Hinterland at the Long‐Lasting Mediterranean Site of Rocavecchia (Apulia, Italy)

open access: yesArchaeological Prospection, EarlyView.
ABSTRACT This study presents a multi‐method non‐invasive investigation of an approximately 4‐ha area associated with the long‐occupied coastal settlement of Rocavecchia (Apulia, southern Italy), situated between the prehistoric fortified peninsula and the Hellenistic‐Messapian walls.
Giuseppe Guarino   +3 more
wiley   +1 more source

POSIBILIDAD, NECESIDAD Y TRATAMIENTO DE LA COMPLEJIDAD EN LA FÍSICA: UNA APROXIMACIÓN HISTÓRICA

open access: yesRevista Galega de Economía, 2012
This work contains a brief outline of the history of physics, starting from the little that can be speculated about the proto-scientific attitudes of prehistoric men and ending with the most important developments experienced by the field in the 20th ...
JESÚS CARRETE MONTAÑA
doaj  

Per‐ and Polyfluoroalkyl Substances and Knee Osteoarthritis: Data From the Osteoarthritis Initiative

open access: yesArthritis &Rheumatology, EarlyView.
Objective To examine whether concentrations of specific per‐ and polyfluoroalkyl substances (PFAS) and a mixture of PFAS relate to incident knee osteoarthritis (KOA) and knee pain progression. Methods Among a case‐cohort sample from the OA Initiative (n = 1,878), we examined associations of serum concentrations of eight PFAS with odds of developing ...
Jeffrey B. Driban   +14 more
wiley   +1 more source

Historical perspective in technological advances in lithium-ion battery development

open access: yesJCIS Open
The commercial world has made significant progress in lithium-based battery technology over the past three decades. The history of lithium-based batteries spans a lengthy timeline of substantial innovations and setbacks, beginning with the first lithium ...
Rajasekar Krishnan   +3 more
doaj   +1 more source

Charlotte Pommer: Resistance fighter and female pioneer of German anatomy

open access: yesAnatomical Sciences Education, EarlyView.
Abstract This article examines the biography and unique case of Charlotte Pommer (1914–2004), the only anatomist documented to have left the field during the Nazi period after encountering the regime's victims on the dissection table. While she is known for her resistance activities, newly presented documentation reveals her role as the provisional ...
Tim S. Goldmann
wiley   +1 more source

Urban design and dictatorship in the 20th century: Italy, Portugal, the Soviet Union, Spain and Germany. History and Historiography [PDF]

open access: yes, 2015
Beiträge zum Symposium „Urban design and dictatorship in the 20th century: Italy, Portugal, the Soviet Union, Spain and Germany. History and Historiography“. Weimar, 21.-22.

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