When the skull of the child was first discovered, it raised more questions than answers. Although it was nearly 50,000 years old, unearthed deep within the Sidrón limestone caves of Asturias, Spain, it could easily be mistaken for that of a modern-day youth. The archaeologists who later examined it wanted to know: What was the story of this young Neanderthal? And how similar was he to today's young Homo sapiens?