Introducing “What Remains,” a special series from NHPR’s Outside/In. A classroom display of human skulls sparks a reckoning at the Penn Museum in Philadelphia. A movement grows to “abolish the collection.” The Penn Museum relents to pressure. But there are more skeletons in the closet. To hear all three parts, including the prologue, subscribe to Outside/In.

Introducing the newest series from NHPR’s award-winning Document team: “The Youth Development Center.” New Hampshire has sent its most troubled kids to the same juvenile detention center for more than a century. It's a place that was supposed to nurture them, that instead hurt them – in some of the worst ways imaginable. It's now at the center of one of the biggest youth detention scandals in American history. How did this happen – and how did it finally come to light?

Listen to the full series, and explore an interactive digital story about the scandal here.

If you have suffered abuse and need someone to talk to, you can call the National Sexual Assault Hotline at 1-800-656-4673. If you’re in a mental health crisis, call the Suicide & Crisis Lifeline at 9-8-8.

Is it Lyme disease, or Lyme's disease? Can humans take the canine Lyme vaccine? Does everybody infected with Lyme also get co-infections? These are some of the listener questions we attempt to answer in this Bonus episode. It's the Lyme AMA!

Patient Zero is sponsored by Ben’s. Click here to learn more or go to https://bens30.com/patientzero