Talk of the Nation

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IRA FLATOW, HOST:

That flute can only mean that Flora Lichtman is here. Hi, Flora.

FLORA LICHTMAN, BYLINE: Hi, Ira.

FLATOW: Flora is our correspondent and managing editor for video. And we've got our Video Pick of the Week.

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IRA FLATOW, HOST:

You know, one of the first ideas drilled to you as a sort of a foreign idea to you as a kid is that life is not fair. How come she got a pony for her birthday, I got a goldfish, something like that? Yeah, right, yeah. but where did we even get the sense of what's fair and what's not, of what's right, what's wrong, our sense of justice? Were they from theologians, spiritualists, philosophers, Talk show hosts?

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IRA FLATOW, HOST:

This is SCIENCE FRIDAY, I'm Ira Flatow. Earlier this week, the New York Times reported new CDC data on diagnosis of attention deficit hyperactivity disorder, ADHD, in kids. And the numbers are startling, with 11 percent of the parents surveyed reporting a diagnosis of ADHD for their school-age kids, higher numbers for some sub-groups of age and gender. That's a big jump. Estimates before that had been that ADHD affected somewhere from three to seven percent of children.

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NEAL CONAN, HOST:

Murray, we're just hearing that film critic Roger Ebert has died. The Chicago Sun Times, Ebert's paper, tweeted the news a few moments ago. Ebert, of course, an icon of film criticism, a one-time filmmaker himself, best known perhaps for his days on TV with fellow critic Gene Siskel. Their thumbs up or thumbs down rating system now a de facto review method of critics and filmgoers alike.

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NEAL CONAN, HOST:

This is TALK OF THE NATION. I'm Neal Conan in Washington. Some of you are sitting in traffic right now, muttering darkly about how it's possible to hit every single red light. Los Angeles, a city that suffers more congestion than most, tried to unclog traffic for years by synchronizing its lights. Earlier this year, it became the first major city to tie all its traffic lights to a computerized system that uses motion sensors and cameras to monitor flows of traffic. They report modest improvements, but do drivers notice any change?