Tom talks to Dr. Hope Jahren from the University of Hawaii Manoa about her work on plants and how they deal with changing climates, both in recent years and long in the past.

We sit down to talk with Dr. David Gorski, oncologist and science blogger, about his long blogging career and his continuing crusade against crack-pot medical advice.

We sit down to talk about the evolution of sex chromosomes and the diversity of ways organisms determine sex with Dr. Melissa Wilson Sayres of Arizona State University. Dr. Wilson Sayres also explains why math is important for biologists, and how public outreach and engagement needs to become more common from practicing scientists.