This gene tweak in mice offers clues to what sets us apart from Neanderthals
The modern form of the gene ADSL in humans reduces enzyme stability compared to that found in Neanderthals or Denisovans, suggesting significant biochemical differences between species.
Evolution isn't a straight line: Modern humans come from 2 ancient lineages
The discovery represents a major reversal of the prevailing theory of human evolution, which suggested that modern humans descended from a single ancestral lineage in Africa.