Talk of the Nation

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JENNIFER LUDDEN, HOST:

This is TALK OF THE NATION. I'm Jennifer Ludden.

Transcript

JENNIFER LUDDEN, HOST:

This is TALK OF THE NATION. I'm Jennifer Ludden in Washington. Neal Conan is away. Accusations that the Syrian government has repeatedly used chemical weapons against its own people are piling up. First were British and French officials who say they have credible evidence. Today, an Israeli military official joined the chorus.

The U.S. says it's evaluating the allegations. The stakes are high. Last year the Obama administration said the use of chemical weapons would be a game-changer that could provoke a stronger U.S. response.

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NEAL CONAN, HOST:

This is TALK OF THE NATION. I'm Neal Conan, in Washington. Too many of those injured in Boston last Monday lost limbs in the explosion and now face a long and difficult recovery. Because the pressure-cooker bombs were in bags placed on the sidewalk, the shrapnel maimed and shredded many people's legs. Their basic challenge, of course, is to walk again. But the physical, mental and emotional process stretches far beyond those first steps.

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NEAL CONAN, HOST:

This is TALK OF THE NATION. I'm Neal Conan in Washington. And now it's time for the Opinion Page. Investigators in the Boston Marathon bombings used all kinds of images to identify the suspects in Boston: pictures from cell phones, portable video recorders and from TV. But the most useful came from surveillance cameras placed to monitor public places like the entrance to the Lord and Taylor department store and Forum Restaurant.

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NEAL CONAN, HOST:

In his latest book Hallucinations, neurologist Oliver Sacks collects stories of individuals who can see, hear and smell things that aren't really there--such as strange voices, or collages of unrecognizable faces--and explores the disorders and drugs that can produce such illusions.

Writer Barbara Kingsolver is one of a handful of novelists with a science background, and she puts it to use in her new novel Flight Behavior. Kingsolver discusses the book and why she chose to look at the the issue of climate change in a fictional work set in rural Tennessee.

Deep-sea voyager Robert Ballard has discovered everything from 10-foot-tall tube worms to the Titanic on his ocean expeditions around the world. Ballard discusses his underwater finds and how new robotic technology allows scientists to explore the sea from ashore.

What happens when scientific research borders on science fiction? Michael Belfiore, author of the new book The Department of Mad Scientists, talks about the bizarre projects happening behind the scenes at DARPA — the secretive research arm of the Department of Defense.

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CELESTE HEADLEE, HOST:

This is TALK OF THE NATION. I'm Celeste Headlee in Washington. Neal Conan is away. Every day, most of us wake up, and we start immediately to make choices that express how we see ourselves. The way we dress, or the way we wear our hair can say we're conformists, or we're rebels. The way - the type of phone that we use can say we're tech geeks, or we're old-fashioned, retro.