What Next | 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. Learn more about your ad choices. Visit megaphone.fm/adchoices