neanderthal-cro-magnon-divergence

In this chapter, Reuben, Louise, and Ponter travel from the mine site to Reuben's home, where Louise explains the physics concept of parallel universes to Reuben as a basis for believing Ponter's origin from a parallel world. They share dinner, during which Ponter reveals his scientific background as a physicist, and the group spends several hours discussing and piecing together the story of Ponter's parallel universe and its implications. The chapter explores the intersection of quantum physics and anthropology through dialogue and interaction among the characters.