Humans in Tibet

1 Dec 2018

At https://phys.org/print462787441.html ... human occupation of the Tibetan plateau is now thought to go back to between 40 and 30 thousand years ago. The high altitude, atmospheric hypoxia, and generally cold all year environment (as well as low rainfall) is a challenging place for humans to set down roots - but has it always been like that?

At https://phys.org/print462529741.html ... a study suggests Neanderthals interbred with early humans on multiple occasions. On the other hand, they may have not.

At https://phys.org/print462526383.html ... DNA shows that the Sami (Laplanders and reindeer herders) and the Finns, share a similar Siberian gene. In fact, Finnish Siberian genes go back to at least 4000 years ago (getting very close to the 2300BC event). Modern Sami are the most evidently of Siberian origin and it is now thought a population similar to the Sami lived in Finland at one time (see also www.eurekalert.org/pub_releases/2018-11/mpif-fad112618.php and www.eurekalert.org/pub_releases/2018-10/arsc-sfc101518.php ).