The most recent issue of Mammoth Trumpet (Vol. 31 No.1, January 2016) published by the Center for the Study of the First Americans at Texas A and M University includes 4 excellent articles on early peoples of the New World. 

In "The Essential Tool for Making Needles"  researcher Alan J. Osborn discusses the role  of gravers  in the manufacture of bone needles which were used in  the making of custom-fitted, tailored fur clothing during the Younger Dryas Cold Event.

In  "The Archaeology of Mars-on-Earth" Claudio Latorre Hidalgo, Jason Rech, and Calogero M. Santoro integrate paleoclimate and landscape evolution with archaeological survey work to document human adaptation to the extreme environment of the Atacama Desert of Chile during the terminal Pleistocene. 

In "Reaching New Heights in the Peruvian Andes" the interdisciplinary research of Kurt Rademaker and Gordon Bromley   is documented.  They are studying  the evolution of landscapes- glaciers, volcanoes, lakes, bogs, plants, animals and people- in the Pucuncho Basin of highland Peru.  An earlier blog discussed   the very early human occupation at Cuncaicha rockshelter in this basin.  

And in the article, "Digging Deeper into Upward Sun" Ben A. Potter  reports on  the 11,500 ya separate but overlying burials  of a 3 year old child and newborn twins  from  the Upward Sun River site in Alaska.  Potter speculates about the  differences in mortuary practices.