This week we have stories on how we taste water, extracting ancient DNA from mummy heads, and the earliest evidence for dog breeding with Online News Editor David Grimm.
Sarah Crespi talks to John Travis about postsurgical cognitive dysfunction—does surgery sap your brain power?
Listen to previous podcasts.
[Music: Jeffrey Cook]
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A new taste for the tongue, ancient DNA from Egyptian mummies, and early evidence for dog breeding | Science Magazine Podcast - Listen or read transcript on Metacast
