In this episode we hear about Parkinson's Disease, depression, chickenpox, bats, beetles, and how small prey can escape larger predators.

In this episode, we hear about self-esteem, a new genus of extinct horse, the future of biological engineering, mosquito trackers, and sperm competition in salmon.

In this episode we hear about cancer, dengue fever, sperm DNA and neurons that are sensitive to magnetic fields.

In this episode we hear about fossil footprints, taking medical research to the clinic, sleepy flies, team-working ants and diversity in science.

In this special episode, we hear about photosynthesis, forensics, peer review, and the past, present and future of eLife.

In this episode we hear about how chimpanzees use conceptual metaphors, hyperactive sperm, the use of bacteria to estimate the time of death, stem cells and smoking, and a new type of bacteria.

Ryan Hum’s scientific training has proven valuable to his career in government and policy.