Talk of the Nation

Transcript

IRA FLATOW, HOST:

This is SCIENCE FRIDAY, I'm Ira Flatow. Earlier this week, yet another potential cure for Alzheimer's failed. Pfizer called off additional studies of its intravenous drug bapineuzumab, an antibody designed to seek and destroy plaques that build up in the brains of people with Alzheimer's.

In Cuba, President Raul Castro has plans to reform the economy, but many challenges lie ahead before the country can move forward. Many of the changes are being implemented slowly because of resistance from within the Communist Party.

Bipartisan legislation approved in late July by the Senate Intelligence Committee includes anti-leak provisions designed to curb disclosure of national security information. This legislation, and an ongoing FBI inquiry into U.S. intelligence leaks, have raised questions about the relationship between reporters and sources.

Fossils discovered in East Africa suggest that Homo erectus, the species believed to be humans' direct ancestor, may have shared Earth with two genetically distinct but similar species. Some paleontologists believe that these species may be distant relatives to modern humans, while others need more evidence.

In our increasingly interconnected world and global economy, the opportunity to study abroad seems like a particularly valuable experience. College students are urged to take advantage of study abroad programs to expand horizons and gain enriching cross-cultural experiences.

Katherine Losse was Facebook's 51st employee. After earning a master's degree from Johns Hopkins University in 2005, she got a job as a Facebook customer service representative — tasked with answering questions like "What is a poke?" In the course of five years, she became the personal ghostwriter for founder Mark Zuckerberg.

"I witnessed over those five years this huge transformation in how we lead our lives," she tells NPR's Tom Gjelten.

The recent shootings in Oak Creek, Wis., and Aurora, Colo., have reignited the debate about guns and gun control in America. But beyond the talking points and heated exchanges lie real questions about guns ownership, regulation and use.

Taunting and trash-talking are a regular part of the culture for online video gamers. Opponents tease and threaten each other to complement the violent clashes between the game avatars.

In a piece for The New York Times, reporter Amy O'Leary describes a series of incidents with female gamers over the past six months that have sparked a debate about sexual harassment in the online gaming community.

Transcript

TOM GJELTEN, HOST:

This is TALK OF THE NATION. I'm Tom Gjelten in Washington. Harry Reid says Mitt Romney doesn't pay taxes. Romney supporters are furious. The VP speculation builds, and the debate on welfare reform is back on center stage. It's Wednesday and time for an...

MITT ROMNEY: Obamaloney...

GJELTEN: Edition of the Political Junkie.

(MONTAGE OF ARCHIVAL 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?

When visiting another country for the first time, you probably turn to a guidebook for travel information — recommendations for hotels, restaurants and sightseeing. First-time visitors to the U.S. turn to guidebooks for that information, and also for advice on navigating the complexities of American culture.