Three out of 5 Americans say they believe in Hell. But what is it? Maybe fire and brimstone? Nothingness? The essence of NBC's "The Good Place?"People of many faiths are reconsidering whether Hell is inescapable, what it's like, and whether it exists at all. How has this fearful concept shaped our history and our morals?Want to support 1A? Give to your local public radio station and subscribe to our podcast. Have questions? Find us on Twitter @1a.