The TWiVles talk about endogenous viruses in plants, sex and Ebolavirus transmission, an outbreak of canine influenza in the US, Dr. Oz, and doubling the NIH budget.

Vincent and Dickson continue virology 101 with a discussion of information flow from RNA to DNA, a process known as reverse transcription, which occurs in cells infected with retroviruses, hepatitis B virus, cauliflower mosaic virus, foamy viruses, and even in uninfected cells.