In recent years, the aging population of the United States has come into focus as a cause for concern, as the nature of work and retirement is expected to change in order to keep up. If a population is expected to live longer than the generations before, the economy will have to change...
Fig. 1: Map of the study area. Contiguous United States and southern Canada with archaeological site locations (orange circles) and frequency of dated megafauna remains by state. Map recreated using data from Broughton and Weitzel24 under the CC BY license 4.0. Full size image Results Human, ...
Quantifying the impacts of climate change on prehistoric demography is crucial for understanding the adaptive pathways taken by human populations. Archaeologists across South America have pointed to patterns of regional abandonment during the Middle Holo
Gestational weight gain (GWG) is a routinely monitored aspect of pregnancy health, yet critical gaps remain about optimal GWG in pregnant people from socially marginalized groups, or with pre-pregnancy body mass index (BMI) in the lower or upper extremes
ainstead of one tariff rate 而不是一个关税率[translate] aTime is very quiet, warm my whole universe. 时间是非常安静的,温暖我的整体宇宙。[translate] a我最爱美术这科目 I most love fine arts this subject[translate] ahas been to the usa,i have been to the usa 是对美国,我是对美国[transla...
In the northeast of the USA there are six small states. Together they are called New England. The most important state of New England is Massachusetts. Its capital city is Boston with a population of just over half a million which is the biggest city in New England. Greater Boston is make...
Sci. USA 93, 13339–13344 (1996). Article CAS Google Scholar Poggio, T. A theory of how the brain might work. Cold Spring Harbor Symp. Quant. Biol. 55, 899–910 (1990).Introduces the idea that many computations in the brain can be formalized in terms of nonlinear mappings, and as...
During this time, large migrations of primarily European settlers gradually expanded from the Atlantic coast to the Pacific coast3, and the United States transitioned from a pre-industrial, to industrial, then to post-industrial society. The Second Industrial Revolution, generally recognized as the ...
This study examines the gender wage gap in the USA using two separate cross-sections from the Current Population Survey (CPS). The extensive literature on
While prokaryotic pan-genomes have been shown to contain many more genes than any individual organism, the prevalence and functional significance of differentially present genes in eukaryotes remains poorly understood. Whole-genome de novo assembly and a