Complex sentence: Beyond this, more recent finds have also been of interest to geneticists and Lebanese anthropologists alike--which indicate foreign non-Levantine admixture from some unexpected but not surprising sources, even if only in a small proportion of the samples.
Split into simpler sentences: Beyond this, more recent finds have also interested geneticists and Lebanese anthropologists. These indicate foreign non-Levantine admixture from some unexpected but not surprising sources, even if only in a small proportion of the samples.