
Ghosts in the genome
Melanesians carry 4–6% Denisovan DNA—genes from an ancient human relative.Oceania’s Ancient DNA: Two Waves and a Ghost

Two great migrations
Oceania was peopled by two major waves: Australo‑Melanesians tens of millennia ago, then Austronesian speakers about 3,500 years ago.Oceania’s Ancient DNA: Two Waves and a Ghost