In this edition, we’ll hear about how heritability traits can be inferred from electronic medical records, with Nick Tatonetti and Fernanda Polubriaginof, Cell) (00:00); why fiber does wonders for your immune system, with Benjamin Marsland, Immunity) (9:56); and what’s behind the high- energy demands of mining Bitcoin, with Alex de Vries, Joule) (18:56).