Jean-Jacques Hublin discovered Homo sapiens fossils that pushed back our species’ origins by 100,000 years. Now, in a new ...

In a nutshell New research challenges the long-held belief that human evolution required improbable “lucky breaks,” ...

We suggest that as the Earth changed physically and chemically over time, its surface conditions allowed for a greater diversity of habitats for life. And these changes operate on geologic timescales ...