Could Artificial Blood Save Lives?

Blood has a very short shelf life, even under the best of conditions—and you can picture the less-than-ideal conditions where blood is frequently needed—which is why scientists have been working on a blood alternative. The results are promising.Guest: Nicky Twilley, host of “Gastropod” podcast and author of Frostbite: How Refrigeration Changed Our Food, Our Planet and Ourselves.Want more What Next? Join Slate Plus to unlock full, ad-free access to What Next and all your  other favorite Slate podcasts. You can subscribe directly from the What Next show page on Apple Podcasts and Spotify. Or, visit slate.com/whatnextplus to get access wherever you listen.Podcast production by Elena Schwartz, Paige Osburn, Anna Phillips, Madeline Ducharme, Ethan Oberman, and Rob Gunther. Hosted on Acast. See acast.com/privacy for more information.