Talk Of The Nation

For most of us, riding from floor to floor in an elevator is a completely mundane process. Lee Gray, an associate dean at the University of North Carolina at Charlotte, is known as the Elevator Guy. He spends a lot of his time researching the history of elevators and why we behave so oddly in the big metal boxes.

Transcript

JOHN DONVAN, HOST:

Photographer Colin Legg makes time-lapse movies of celestial scenes, from auroras to eclipses. Photographing mostly in remote parts of Australia, where human-made light doesn't compete with starlight, Legg describes some of the challenges of this type of photography: from babysitting cameras for days and nights on end to running electronics in the backcountry.

The Audubon's 113th Christmas Bird Count is underway, and thousands of volunteers are taking part this year. Ornithologist David Bonter, and Gary Langham, Audubon's chief scientist, share tips on which species to look out for, and how even birding beginners can get involved.

The SciFri Book Club is touring the solar system, with Dava Sobel's 2005 The Planets. Call in with a review of the book. Plus Jim Green, director of planetary science at NASA, joins the club to give an update on what's happened planet-wise since the book was published.

Reporting in Science Translational Medicine, researchers write that neural stem cell implants were able to slow the onset of amyotrophic lateral sclerosis (ALS), or Lou Gehrig's disease, in mice. Study author Evan Snyder discusses the stem cells' protective effect, and why human trials may not be far behind.

Within the past year, North Korea, China, Japan and South Korea have all elected new leadership. The shifting powers in Northeast Asia have major implications for a region the includes three of the world's major economies.

What do you do to keep calm and content while waiting out delays? One bus stop in Milan, Italy provides sheets of bubble wrap for travelers to pop. NPR science correspondent and blogger Robert Krulwich shares several clever ways to fill time.

A report by the National Intelligence Council projects that in 2030 the U.S. influence in global affairs will decrease, China will continue to rise as a global power, and a global middle class will grow significantly.

In the hours following the Newtown, Conn. shooting, several initial media reports provided false information. For example, the gunman's brother was originally identified as the shooter. NPR's media correspondent David Folkenflik explains how and why the media falsely reported key details.