Podcast: A sniff test for consciousness, and how to cut antibiotics use — with vaccines

Podcast: A sniff test for consciousness, and how to cut antibiotics use — with vaccines

Podcast: A sniff test for consciousness

Researchers have found that the sniff reflex can indicate whether a person is in a vegetative state, and even the likelihood that they will regain consciousness. Plus: the stupefying effect of carbon dioxide, and a chameleon gemstone that tricks your eyes.

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Nature Podcast | 23 min listenSubscribe to the Nature Podcast on iTunes, Google Podcasts or Spotify.