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...

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...