Talk of the Nation

Transcript

NEAL CONAN, HOST:

Like a lot of new movies, "Oz: The Great and Powerful" skips down some familiar pathways. Twenty years before Dorothy, Toto and friends followed the yellow brick road and a couple of witches consider the arrival of one Oscar Diggs who fancies himself a wizard.

(SOUNDBITE OF MOVIE, "OZ THE GREAT AND POWERFUL")

MILA KUNIS: (as Theodora) I simply want peace. That's all I ever wanted and the wizard can do that. He's a good man.

RACHEL WEISZ: (as Evanora) What do you know about goodness? Deep down you are wicked.

Researchers from University College London followed thousands of people over the age of 52 for seven to eight years to assess the effect of loneliness and isolation. Isolation, not loneliness, may actually shorten people's lives regardless of health or income.

Transcript

NEAL CONAN, HOST:

This is TALK OF THE NATION. I'm Neal Conan in Washington. The president talks guns in Colorado. Hillary Clinton supporters talk 2016. And in New York City, six pols busted for talking turkey. It's Wednesday and time for a...

DAN HALLORAN: It's all about how much...

CONAN: ...edition of the political junkie.

(SOUNDBITE OF ARCHIVED RECORDINGS)

PRESIDENT RONALD REAGAN: There you go again.

VICE PRESIDENT WALTER MONDALE: When I hear your new ideas, I'm reminded of that ad: Where's the beef?

Transcript

NEAL CONAN, HOST:

NPR's Neal Conan reads from listener comments on previous show topics, including the epidemiology of gun violence, what it means to be a 'Southerner' and going off the map.

With rates of childhood attention deficit hyperactivity disorder at alarming highs, a study confirms that, for many, the condition persists into adulthood. A study by the Boston Children's Hospital and the Mayo Clinic finds that the chronic form of ADHD can lead to depression and substance abuse.

Bees have been dying off in increasing numbers over the past few years. Experts say that habitat loss and disease are the biggest culprits, and some believe that pesticides are to blame. NPR science correspondent Dan Charles explains the possible causes and what is being done to stop this trend.

President Barack Obama named Julia Pierson as the head of the Secret Service, the first female director in the agency's history. At least one woman is said to be on the shortlist for FBI director. Women are also climbing the ranks on local police forces as well.

Transcript

NEAL CONAN, HOST:

And now Syria and Iraq on the Opinion Page this week. As we reconsider the 10 years since the invasion of Iraq, Washington Post editor Jackson Diehl says we should learn from that costly experience as we consider the civil war in Syria. About absent U.S. intervention, he argues, Syria could produce a much worse humanitarian disaster than Iraq. The tragedy of the post-Iraq logic embraced by President Obama, writes Diehl, is that it has ruled out not just George W. Bush-style invasions, but also more modest interventions.

The U.S. Chamber of Commerce and the AFL-CIO agreed on a plan for a new system to import temporary workers. NPR senior Washington editor Ron Elving discusses the politics of the business-labor immigration deal. Rusty Barr, owner of Barr Evergreens, shares how he uses the guest-worker program.

In Sunday night's NCAA men's basketball tournament, Louisville guard Kevin Ware suffered a gruesome injury. Coach Rick Pitino rallied the team and led them to a victory over Duke. When accidents like this happen, coaches are tasked with rallying team members and keeping them focused.

With samples from over 1,800 separate meteorite falls around the world, ASU's Center for Meteorite Studies claims the world's largest university-based meteorite collection. Meenakshi Wadhwa explains how meteorites can teach researchers about the history of the solar system.

From the rocky fragments in Saturn's rings to Earth's own moon, our solar system bears signs of an ancient demolition derby. Planetary scientist Erik Asphaug describes the role of impacts in our planetary neighborhood, and looks ahead to a possible comet collision on Mars.

When does a story about science become science fiction? Cosmologist Lawrence Krauss and theoretical physicist Brian Greene discuss how to spin a yarn about string theory or the Big Bang, without hyping the science. And novelist Ian McEwan, whose books touch on neurosurgery and quantum field theory, talks about what science offers to fiction.

The Sonoran Desert, which spans some 100,000 square miles in southwestern North America, is one of the most diverse desert ecosystems in the world. Host Ira Flatow and guests discuss some lesser known desert creatures, and explore the secret life of that American southwest icon, the saguaro cactus.