23 septiembre 2015
Researchers are looking at flint flakes to study laterality in Palaeolithic humans, in other words, which hand they used to fashion their artefacts. Laterality is the preference of human beings for one side of our bodies; being left-handed or right-handed, for example, or having a preference for using one eye or ear or the other.
http://www.sciencedaily.com/releases/2015/09/150923103401.htm
