Nature Podcast

Mapping the migration of the Vikings, and the world’s smallest ultrasound device.In this episode:00:45 Following the Viking footprint across EuropeTo better understand who the Vikings were, and where they went, researchers have mapped genomes from hundreds of archaeological artifacts. Research Article: Margaryan et al.08:00 CoronapodPhase III trials of a leading coronavirus vaccine were abruptly paused last week – we discuss how news of the event leaked out, and the arguments for transparency in clinical trials. News: A leading coronavirus vaccine trial is on hold: scientists react; News: Scientists relieved as coronavirus vaccine trial restarts — but question lack of transparency; If you are involved in a clinical trial for a coronavirus vaccine or treatment, please fill in our survey.21:05 Research HighlightsA burnt grain silo gives insight into ancient tax collection, and how hummingbirds survive the cold Andean nights. Research Highlight: Ancient tax collectors amassed a fortune — until it went up in smok