Talk of the Nation

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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.

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NEAL CONAN, HOST:

This is TALK OF THE NATION. I'm Neal Conan in Washington.

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.

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.

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IRA FLATOW, HOST:

Flora Lichtman is here with our Video Pick of the Week. Hi, Flora.

FLORA LICHTMAN, BYLINE: Hi, Ira.

FLATOW: What you got for us this week?

LICHTMAN: This week's video pick is about a very menacing creature, and I want to give our listeners a chance to guess what it is based on some clues from University of Montana, biologist Doug Emlen and Erin McCullough.

ERIN MCCULLOUGH: These males have a giant pitchfork sticking out of their forehead.

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IRA FLATOW, HOST:

In the aftermath of death, many adults struggle with how to talk to kids while dealing with their own grief. Often, the instinct is to protect children from pain and loss. That can sometimes leave kids out of the family grieving process, which can leave them feeling lonely and misunderstood.

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.