Cinematic Feed

Gravity-Stabilized Stream

Establishing Link

Note: These servers may trigger pop-ups. If redirected, simply close the new tab and return here.

Watching: Sex in the Stone Age

6.0•2012-04-12•45 min

Overview

A fragment of a pinky bone and a tooth twice the size of today's average molar are the only remnants of a species we now know lived at the same time and place as modern humans—and interbred with them. They are a part of us we never knew existed. What did these "people" look like? And how do they fit into what we thought we knew about our biological development as a species?