Talk of the Nation

Paul Katz bought two tickets — one for himself and one for his cello — on a flight from Calgary to Los Angeles. But the captain told him his cello had to fly as checked baggage. After an agonizing flight, Katz cried when the captain returned his cello, unharmed. Originally broadcast August 27, 2012.

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NEAL CONAN, HOST:

This is TALK OF THE NATION. I'm Neal Conan in Washington. The Book of Genesis tells the story of creation, of the sea, the sky, the birds and animals and, finally, Adam. Chapter 2, Verse 7 reads: The Lord God formed man of the dust of the ground and breathed into his nostrils the breath of life, and man became a living soul. Eve was formed out of Adam's rib.

Reporting in Science, researchers write that mouse stem cells can be transformed not only into egg cells--but into newborn pups. Sean Morrison, a stem cell expert at the University of Texas Southwestern, explains the stem cell's journey, and what it could mean for fertility and assisted reproduction.

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IRA FLATOW, HOST:

This is SCIENCE FRIDAY. I'm Ira Flatow.

UNIDENTIFIED WOMAN: Starting route to Empire State Building: Head northwest on West 43rd Street.

FLATOW: That's the voice of Apple's maps app for iOS 6. She sounds confident enough, but how do you know she'll actually lead you to the correct destination? Because as users all over the world have figured out, Apple's maps and their driving directions have some serious problems. Apple has even apologized for it.

The horn of the Japanese rhinoceros beetle can grow to be two-thirds the length of the rest of its body. And size matters. The beetles battle with their horns to get access to female beetles. Biologists Doug Emlen and Erin McCullough, of The University of Montana, are looking into what regulates the size of this extra-large attribute.

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IRA FLATOW, HOST:

A recent study conducted at the University of Pennsylvania identified key molecules involved in forming long-term memories. Experts discuss how this is the latest in a growing field of research on how our bodies regulate our genes, and how this process affects our memories.

Mitt Romney proved he can go head-to-head with President Obama in the first of three debates. The consensus is that Romney won the night with a performance Republicans hope brings new life to his campaign. NPR's Ron Elving talks about the debate and what the candidates did — and didn't — say.

Dominican-American novelist Junot Diaz was awarded a MacArthur "genius grant" and the no-strings-attached $500,000 prize that comes with it. The Pulitzer prize-winning author of The Brief And Wondrous Life Of Oscar Wao talks about the grant, his writing process and how the award may affect his work.