As 2019 draws to a close, we enlisted the help of two NPR science correspondents — Nell Greenfieldboye and Joe Palca — to look back on some of the biggest science stories of the past 10 years. Follow host Maddie Sofia on twitter @maddie_sofia). Email the show at [email protected]).Learn more about sponsor message choices: podcastchoices.com/adchoices)NPR Privacy Policy)
