Prometheus the Fire-Bringer Prometheus the Fire-Bringer Prometheus the Fire-Bringer (Ancient Greek: Προμηθεὺς Πυρφόρος, "Promētheús Pyrphóros") was probably the final play in the "Prometheia" trilogy traditionally ascribed to the 5th century BC Greek tragedian Aeschylus. As conventionally reconstructed, this trilogy reimagines the myths of Prometheus found in Hesiod's "Theogony" and "Works and Days". In the first play, "Prometheus Bound", the Titan is chained to a rock and tortured for giving fire to humankind, as well as teaching them other arts of civilization. In the sequel, "Prometheus Unbound", the Greek hero Heracles kills the eagle that Zeus sent to consume Prometheus' regenerating liver every day,
Race (human categorization) gradients across much of Earth, and that there is no evidence that genetic boundaries between human populations exist as would be necessary for human races to exist. Over time, human genetic variation has formed a nested structure that is inconsistent with the concept of races that have evolved independently of one another. As anthropologists and other evolutionary scientists have shifted away from the language of race to the term "population" to talk about genetic differences, historians, cultural anthropologists and other social scientists re-conceptualized the term "race" as a cultural category or social construct, i.e., a way among many possible ways