This is an extract from Our Human Story, our newsletter about the revolution in archaeology. Sign up to receive it in your inbox for free every month. The period between 7 million and 4 million years ...

afarensis was bipedal and moved more like a human than an ape, giving scientists more clues about human evolution. Spanning eight miles in southern Colombia, caves in Chiribiquete National Park are ...

The 3.2-million-year-old fossil, discovered 50 years ago, is considered to be one of the most significant early hominin ...