The Scientist's Current Issue's Magazine Cover

September 2020

Human Paths

Archaeology and genetics are starting to resolve humanity’s origin and spread

The Peopling of South America
The Peopling of South America
The Peopling of South America
While questions still outnumber answers, new findings from archaeology, genetics, and other disciplines are revealing surprising insights into the early cultures of the most recently populated continent.
Genetics Steps In to Help Tell the Story of Human Origins
Genetics Steps In to Help Tell the Story of Human Origins
Genetics Steps In to Help Tell the Story of Human Origins
Africa’s sparse fossil record alone cannot reveal our species’ evolutionary history.
How Groups of Cells Cooperate to Build Organs and Organisms
How Groups of Cells Cooperate to Build Organs and Organisms
How Groups of Cells Cooperate to Build Organs and Organisms
Understanding biology’s software—the rules that enable great plasticity in how cell collectives generate reliable anatomies—is key to advancing tissue engineering and regenerative medicine.