Nature Podcast

00:47 Enteric viruses may spread through salivaEnteric viruses, such as norovirus, cause a significant health burden around the world and are generally considered to only spread via the faecal-oral route. However, new research in mice suggests that saliva may also be a route of transmission for these viruses, which the authors say could have important public health implications.Research Article: Ghosh et al.08:59 Research HighlightsHow devouring space rocks helped Jupiter to get so big, and what analysing teeth has revealed about the diet of the extinct super-sized megalodon shark.Research Highlight: The heavy diet that made Jupiter so bigResearch Highlight: What did megalodon the mega-toothed shark eat? Anything it wanted11:24 Making the tetraneutronFor decades there have been hints of the existence of tetraneutrons, strange systems composed of four neutrons, and now researchers may have created one in the lab. This breakthrough could tell us more about the strong nuclear force that holds matter together.Res