regarding the linguistic group known as the Tocharians, the easternmost branch of the Indoeuropean language family? after 1700BC (we are the People of the Horse), and before the Ancient North Eurasians(ANE) :
I read this article with disbelief -
and then I found this article in contra to the 'science ' presented -
and then this article about the shenanigans allegedly perpetrated in this estimable institution?
uff, there is science and there is politics(in my other career I have seen FBI labs engaged in some 'strang'e behavior regarding DNA & contaminated evidence in criminal proceedings), there is law and there is political trial (like in the Soviet or Communist China cases) , American case in point may be the Kyle Rittenhouse' trail in Kenosha, Wisconsin (currently, i.e., since this morning the jury deliberation have been taking place).
anyway, back to the story - this researcher has the following article - Don't believe everything you read in peer reviewed papers.
and per my fellow Poles and our ancestry - a little in size but large in content article with a very vigorous discussion under the article. And the larger site - Khazaria - where Polish DNA ancestry is discussed -
Tarim basin caves, in the Chinese Xinjiang autonomous region, are the UNESCO site these days.
and some Gok Turks