The Human Spark

Becoming Us (1x1)

Fecha de emisión: Ene 06, 2010

Series host and narrator, Alan Alda, confronts the puzzle of why our ancestors in Africa got the Spark and evolved into us, while the first humans to leave Africa for Europe–the Neanderthals–never did. Why did we flourish, while they changed very little for thousands of generations before eventually dying out?