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.

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?

Take a bunch of broccoli, or make it a Slurpee, burger, pizza and fries, swallow, and ask yourself, "How much energy did I just consume?" Enough to light a flashlight? Run an electric toothbrush? If I were a lunch-eating light bulb, how long would I glow? Here's the answer.

Be really careful when you carve your name onto an ancient Egyptian temple. Not because it's wrong (which it is), but because sometimes the temple comes back to haunt you. The true story of Luther Bradish, an American spy who didn't keep his secret.

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.

Join us for a night of nanospectucular wonders, hosted by Robert Krulwich, live from the World Science Festival tonight (May 30) at 8pm ET here on radiolab.org. Watch below, and join two Radiolab producers for a live chat as the event gets underway.

Join us tonight (May 30), at 8pm ET right here on radiolab.org to watch, live chat, and geek out about nanotechnology -- and finally see what Robert Krulwich looks like when he's not on the radio. Find out more here...

A great source of protein is coming to a backyard near you as millions of cicadas are beginning to emerge from their 17-year incubation.

A listener question inspires a deep dive into two haunting stories on our blog: Lani wonders "Have there been any documented incidents of human children raised by other animals (à la Jungle Book)?"

Tempted to collect some cicada specimens this spring? An entomologist at the American Museum of Natural History explains how you can prepare, pin, and display the bugs at home.

Take a metronome. Then take another. Then another. Set them ticking at different times. Look. Lift. (That's the key part.) Watch. Then Laugh. Because you will be dumbfounded.

What do you get when you get a college diploma? To hear David Foster Wallace tell it, you get a muscle that will help you forever after — in shopping lines, overcrowded parking lots, in traffic jams. This muscle, he says, frees you when the world gets painfully dull.

Sex is nice, but can animals make babies without it? One summer, two little boys, their tutor and the tutor's two friends did an experiment to explore this question. What they discovered, back in 1740, shocked the world.

David Rothenberg hears symphonies where most of us hear squeaks and squawks. In our new podcast The Septendecennial Sing-Along, he describes tuning his ears to hear, and play along with, the music of animals and insects. Here's a free download from his CD Bug Music.

Getting fed up with all the cicada talk this spring? Grab a bingo card and keep track of any hyperbolic descriptions, clichés, and fear-mongering you run across. Then blow off a little steam by screaming bingo louder than a swarm of sex-crazed buzzing insects!

If you live in IA, IL, MO, LA, or MS and want to help us track the 2014 periodical cicada emergences there, fill out this form to request a soil temperature kit. While supplies last... we have a limited number.

Bees could build flat honeycombs from just three shapes: squares, triangles or hexagons. But for some reason, bees choose hexagons. Always "perfect" hexagons. Why?

What would it be like to be a string that made music? Not anything simple, like a guitar string or a cello string, but a magical string, a sine curve that's taut then loose, that doubles then doubles again, that sheds then dissolves into showers of notes.