In 2015, the National Institutes of Health ended invasive biomedical research on its hundreds of chimps. Since then, it's been gradually moving the animals to a sanctuary in Louisiana called Chimp Haven. NPR science correspondent Nell Greenfieldboyce joins the show to talk about the NIH's effort to retire research chimps and why it's complicated. Read more of Nell's reporting about chimp retirement: https://n.pr/3HsgmLq, https://n.pr/3AW3smo and https://n.pr/3sbHyaV Email the show at <a href="mailto:shortwave@npr.org"target="_blank" >ShortWave@NPR.org</a> See <a href="https://pcm.adswizz.com">pcm.adswizz.com</a> for information about our collection and use of personal data for sponsorship and to manage your podcast sponsorship preferences. <a href="https://www.npr.org/about-npr/179878450/privacy-policy">NPR Privacy Policy</a>

The Physics Of Figure Skating

New discoveries, everyday mysteries, and the science behind the headlines — in just under 15 minutes. It's science for everyone, using a lot of creativity and a little humor. Join hosts Emily Kwong and Regina Barber for science on a different wavelength. Support public media by joining NPR+ at plus.npr.org. You’ll get perks for over 25 NPR podcasts, including sponsor-free listening for Short Wave.