Tag Archives: evolution

Reading the hidden clock in a grain of sand

Zenobia Jacobs, University of Wollongong. Credit: timothyburgess.net
Zenobia Jacobs, University of Wollongong. Credit: timothyburgess.net

Dr Zenobia Jacobs wants to know where we came from, and how we got here. When did our distant ancestors leave Africa and spread across the world? Why? And when was Australia first settled?

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How did we get here?

Zenobia Jacobs

University of Wollongong

Zenobia Jacobs wants to know where we came from, and how we got here. When did our distant ancestors leave Africa and spread across the world? Why? And when was Australia first settled?

Zenobia Jacobs, University of Wollongong (photo credit: timothyburgess.net)

These are difficult and controversial questions. But Zenobia has a deep understanding of time and how to measure it. She has developed a way of accurately dating when individual grains of sand were buried with human artefacts. And that technique is transforming our understanding of human evolution.

Continue reading How did we get here?