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Podcast A blood test for concussions how the hagfish escapes from sharks

first_img This week, we chat about a blood test that could predict recovery time after a concussion, new insights into the bizarre hagfish’s anatomy, and a cheap paper centrifuge based on a toy, with Online News Editor David Grimm. Plus, Science’s Alexa Billow talks to Christian Koerner about why just planting any old tree isn’t the answer to our carbon problem.   Listen to previous podcasts.  [Image: Bureau of Land Management Oregon and Washington; Music: Jeffrey Cook] Bureau of Land Management Oregon and Washington/Flickr last_img