RNA vaccines, privacy, and penguins

The first group of people in the world have received a 'genetic' vaccine against the coronavirus. What is it, and how does it work? Naked Scientist Chris Smith breaks it down and addresses your concerns. Plus, why some genes have to change rapidly just to stay the same; a new way to keep functional genetic information private; and three new species of penguin arrive on the scene... Like this podcast? Please help us by supporting the Naked Scientists