Ira introduces the first part of the latest podcast from Brian Reed (S-Town) and Hamza Syed — which all started when Hamza was a student with a burning question.

Ira summarizes part one of our story.

Ira tells three stories about the ghosts captured whenever you record sound. (10 minutes)Michèle Dawson Haber wrote about hearing her father’s voice on tape as a Modern Love column "Hearing His Voice Changed Everything," in The New York Times.

A teenage girl finds a wallet and has to decide whether to return it. That, and other stories of people trying to do the right thing, and it not working out the way they thought.

Ira goes out birding with birder extraordinaire Noah Strycker, who tells the dramatic story of the bird that changed his life: the turkey vulture.

At Sullivan High School in Chicago, being able to communicate is key. (5 minutes)

Scott, who had worked as a guard at Guantanamo Bay, sees that the detainee he had been in charge of all those years ago, Mohamedou Ould Slahi, had finally been released. The two of them talk.

Host Ira Glass revisits the one movie he’s seen more than any other, about an ocean liner that gets hit by a tsunami and flips over. (9 minutes)

Amy D'Addario had ferried her mother to the hospital dozens of times before.

So yes, climate change is real and most Americans believe that’s what we’re seeing around us right now. But there are people out there who look at the same evidence the rest of us do and take it to heart in a way most of us don’t.

Ira remembers the time when his older sister, Randi, asked his mother where babies come from.

Host Ira Glass talks to Eyal Levin, who says his neighbor has been propagating a lie for years about one of the most contentious issues in New York: street parking.

Chase Friedman was in an accident that left him paralyzed from the shoulders down. Ira Glass talks to him about the unusual goal he set for his recovery.

What does God get out of us praising him? Or is it actually for us? (7 minutes)

Ira Glass talks to Sam Ashner, whose debilitating fear of spiders was ruining his life. So he opted for an extraordinary treatment — the nuclear option — to deal with it.

Ira talks with comedian Rob Delany, who suffered the worst kind of loss a parent can endure — the death of his two-year-old son, Henry. Rob describes what his grief has been like and what he’s learned from it.

Host Ira Glass goes to a block in New York City where, over a year into the pandemic, neighbors are still clapping for health care workers every night at 7 p.m. (7 minutes)

You can’t get herd immunity until you deal with the herd, and get enough of them moving together in the same direction. That’s been difficult this past year, in a way it’s never been during any other epidemic in our history.

Host Ira Glass talks to writer Mitchell S.