In this episode, we hear about why we always have space for dessert, how collecting seeds from large areas could help restoration projects, gut bacteria, the placebo effect and toxoplasmosis.

In this episode we hear about parasitic worms, dog tumours, epilepsy, DNA sequencing classes and social behaviour in mice.

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 ancient proteins, aging mice, mosquito nets, resourceful plants and cocktail party conversations.

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.

In this episode we hear about using electrons for protein crystallography, a receptor for carbon dioxide, arthritis, how the brain responds to a missing hand, and the best shape for whiskers.