In this episode, Xavier Bonilla has a dialogue with Riley Black about the last days of the dinosaurs. They discuss what life on earth was like with dinosaurs being very prominent and so successful in diversifying. They mention the importance of fossils for understanding dinosaurs. They discuss the asteroid and its impact on the earth. They talk about the animals that survived after the asteroid and how earth survived post-impact. They discuss how plants showed subsistence on the post-impact earth and how this was important for life to happen again. They talk about the similarities between how dinosaurs were prominent in their age and how humans are prominent now and many other topics. 
Riley Black is a freelance science writer with a background in paleontology. She has written for many publications such as Scientific American, Smithsonian Magazine, and National Geographic. She continues to do work in the field and is the author of numerous books, including the most recent, The Last Days of the Dinosaurs. Twitter: @laelaps