The origins of the First Americans remain contentious. Although Native Americans seem to
be genetically most closely related to east Asians 1 , 2 , 3 , there is no consensus with regard …

INTRODUCTION The consensus view on the peopling of the Americas is that ancestors of
modern Native Americans entered the Americas from Siberia via the Bering Land Bridge and …

Clovis, with its distinctive biface, blade and osseous technologies, is the oldest widespread
archaeological complex defined in North America, dating from 11,100 to 10,700 14 C years …

Micronucleus (MN) expression in peripheral blood lymphocytes is well established as a
standard method for monitoring chromosome damage in human populations. The first results of …

It is commonly thought that human genetic diversity in non-African populations was shaped
primarily by an out-of-Africa dispersal 50–100 thousand yr ago (kya). Here, we present a …

High-coverage whole-genome sequence studies have so far focused on a limited number 1
of geographically restricted populations 2 , 3 , 4 , 5 , or been targeted at specific diseases, …

Ancient genomic sequences have started to reveal the origin and the demographic impact
of farmers from the Neolithic period spreading into Europe 1 , 2 , 3 . The adoption of farming, …

I ntroduction Humans first peopled the North American Arctic (northern Alaska, Canada, and
Greenland) around 6000 years ago, leaving behind a complex archaeological record that …

… the current sampled populations live at intermediate elevations, it is likely that they are
descendants of high-altitude adapted populations who lived at elevations greater than 2,500 m, …

SweepFinder is a widely used program that implements a powerful likelihood-based
method for detecting recent positive selection, or selective sweeps. Here, we present SweepFinder2…