India has just banned dolphin entertainment parks. They are "morally unacceptable," says a government ministry. Meanwhile, on the other side of the planet, the U.S. Navy announced that 24 dolphins trained to sniff for underwater mines will be replaced by robots.

Communicating across species -- from bringing pets to church, to a rescued whale that may have found a way to say thanks. Find out where you can hear Animal Minds on-air this week.

Our Animal Minds show questions whether dogs feel guilt...or whether we're just reading our own meanings into those puppy dog eyes. Dog owners, if you think you've got an incriminating photo of your canine looking remorseful, send it our way.

Moving north: two vans. Moving east: three taxis, a peddle cab and one lady walking. Moving west: six motorcycles, another taxi, a truck and a van. Moving south: a bicyclist, two cabs and a truck. All of them meet and there are no rules. Who lives? Who dies?

In Detective Stories, Jad reveals his favorite Greatest Hits of Ancient Garbage: three discoveries from a trash heap in Egypt that reshaped our understanding of ancient history. Now, you can help scholars unlock more secrets -- by transcribing scraps of papyri in your pajamas.

A lot goes into making Radiolab. If you've ever wondered how a show comes together, take a look at this sneak peek, and consider chipping in to help support the podcast.

In our show Musical Language, Diana Deutsch warps our brains with an insanely catchy little snippet of speech that, when looped, morphs into a song: "sometimes behaves so strangely." And she's got more audio illusions where that came from.

Ever wonder why humans cry? A professor of behavioral neurology answers some questions, and helps give us a better understanding of how a feeling in our guts can come out as water in our eyes.