# How a new species of ancestors is changing our theory of human evolution | Juliet Brophy

An episode of [TED Talks Science and Medicine](https://invisiblenetwork.ai/podcast/470623801), 1 Mar 2019, 11 min.

Audio: https://download.ted.com/products/105950.mp4?apikey=172BB350-0011

In 2013, a treasure trove of unusual fossils were uncovered in a cave in South Africa, and researchers soon realized: these were the remains of a new species of ancient humans. Paleoanthropologist Juliet Brophy takes us inside the discovery of Homo naledi, explaining how this mysterious ancestor is forcing us to rethink where we come from -- and what it means to be human.

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