Resilience Costs and the Need for Redundancy

These days everyone from schoolchildren to business owners is being told to become more resilient, but what does resilience mean in geological time? How and why do some organisms survive mass extinctions? And, on a shorter time-scale, how do people cope with the demands of dictators? Janina Ramirez and her guests discuss how to survive adversity across time and space.

(Photo: Caiman crocodiles in San Marcos, Sucre in Colombia. Credit: Getty Images)