Little is known about the possible impact of socioeconomic status on bone health in Medieval Norway. We measured mineral density skeletal remains 101 females from five medieval burial sites Eastern Norway representing distinct groups by comparing results Dual-Energy X-Ray Absorptiometry and osteological analysis. Young adult high were taller than parish population (5.3 cm, p = 0.01), although t...

There is a long-held credo, as illustrated in Langman's Medical Embryology (11th ed., Sadler, 2010), that dichorionic diamniotic (DD) twins develop after embryo splitting in the early stages of embryonic development. However, from our clinical experiences of the examination of data from single-embryo transfers in 16 fertility clinics in Japan and from various reports, the majority of occurrence...

Previous work done in collaboration with David Brink is reviewed in the light of the recent observation of new charmonium-like resonances which can be interpreted as tetraquarks. In the framework of a schematic quark model the spectrum of cc̄qq̄ tetraquarks is presented. Based on a talk given at the 11th International Conference on Nuclear Reaction Mechanisms, Varenna (Italy), June 12-16, 2006 2 ...

This paper analyses the socio-historical topography, dynamics of urbanization transformations, and social stratification population early medieval metropolis in Upper Dnieper area tenth — eleventh centuries known as Sэrnesgarрr, nowadays Gnyozdovo Archaeological Complex. It was one largest political, trade, craft centres Viking Age within spread Old Russian archaeological culture. The high degr...

The arrival of Europeans in the New World effected the interaction of 2 temperate biogeographical eco-zones: the Palaearctic and Nearctic. Alfred Crosby has hypothesized that the success of the Europeans as imperialists was due, in part, to the ability of their introduced biota to bring about the collapse of the indigenous populations and local ecosystems, leading to the formation of Neo-Europe...

Establishing the timing of human colonization eastern Pacific and developing cultural chronologies within island groups Eastern Polynesia has relied primarily on 14C dating. Despite advancements in dating, however, uncertainties introduced during calibration to calendar ages remain large relative tempo settlement ensuing Polynesian development. 230Th dating coral abraders, a common artifact arc...

The past few decades have witnessed great change in the study of early Middle Ages Northern Iberian Peninsula. Spanish and Portuguese historiographies moved away from older grand narratives such as ‘Reconquest Repopulation’, which traced a centuries-long process encompassing ultimate victory Christianity over Islam construction distinct nations or national societies. basic tenets these other es...

Introduction. Relevance and dating: one of the widely known stereotypes interaction between Forest Steppe, considered as economic social structures, is their innate rivalry struggle. Materials methods. An analysis data available to historical science suggests that following described above, when considering specific events consequences Vyatichi ethno-potestar association its nomadic neighbors (...