A Whistle-stop Tour Through The History of Life on Earth

We think of the history of life on this planet as basically being, microbes, fish, dinosaurs and then us.
But this does a huge disservice to the extraordinary diversity of life that has called the Earth home and indeed to the work of those who study it.
So we’re going to take a bit of a guided tour through life, minus the dinosaurs because they always hog the limelight anyway.
Lauren Sallan is a Paleobiologist and Martin Meyerson Assistant Professor in Interdisciplinary Studies at the University of Pennsylvania. She will be our guide