Talk of the Nation

NPR's Political Junkie Ken Rudin recaps the week in politics — from Chuck Hagel's nomination for Secretary of Defense, to the swearing-in of the 113th Congress. Exiting Rep. Steve LaTourette (R-OH) shares his thoughts on the current state and future of the Republican Party.

Washington Redskins quarterback Robert Griffin III had surgery today to repair damage to his right knee. Griffin initially injured his knee during a December matchup with the Baltimore Ravens, but continued to take the field. NPR's Mike Pesca discusses the decision that's sparked a national debate.

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CELESTE HEADLEE, HOST:

This is TALK OF THE NATION. I'm Celeste Headlee.

But it is a special day. On this day, 100 years ago, Richard Milhous Nixon was born in Yorba Linda, California. He later became a U.S. representative, a senator, a vice president, and finally, 37th president of the United States. From civil rights to Watergate, Nixon's term shaped perceptions of the modern office of the presidency and creating quite a few memorable soundbites in the process.

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PRESIDENT RICHARD NIXON: Sock it to me

When Janell Burley Hofmann's son turned 13, she faced a question: Was it finally time to give him a smartphone?

She decided he was responsible enough to handle it, but not without signing an 18-point contract regarding appropriate use of the iPhone.

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ARI SHAPIRO, HOST:

This is TALK OF THE NATION. I'm Ari Shapiro, in Washington. Just one week into January, you may be noticing the effects of people's New Year's resolutions. For example, there may be no spots on the treadmill at your gym; no kale on the supermarket shelves. Losing weight is one of the most popular New Year's resolutions and this hour, we'll explore what we've learned in the last year about how some people keep fit, and why others have a hard time dropping pounds.

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ARI SHAPIRO, HOST:

Now, this week, the American Dialect Society announced its word of 2012, and the winner comes from Twitter. The word is hashtag. The symbol for a hashtag looks like the pound sign on your phone. Five years ago, Twitter introduced it as a way to organize tweets and sort through trends. Now, hashtags are everywhere. Movie trailers use them to promote the latest blockbuster, shirts and hats sport the hashtag #YOLO for you only live once. Hashtags even pop up in conversations with friends like hashtag #eyeroll.

While most causes of accidental death are on the decline, drug-related deaths are increasing. This is due in part to the increase of deaths caused by prescription pain medication, like Vicodin or OxyContin. A Los Angeles Times investigative series looks at how doctors are contributing to the trend.

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ARI SHAPIRO, HOST:

This is TALK OF THE NATION. I'm Ari Shapiro in Washington. Neal Conan is away. Well, Congress averted the milk cliff. A five-year farm bill was set to expire, and it could have doubled the price of milk if that had happened. But instead of passing a new five-year plan, Congress extended parts of the old farm bill. That renews subsidies for grain, cotton and soybeans; it cuts budgets for some organic and environmental initiatives.

Scientists have cooled potassium gas to one billionth of a degree below absolute zero. But in the quantum world, that's actually hotter than the Sun. It's hotter, even, than infinity degrees Kelvin. Vladan Vuletić, a quantum physicist at MIT, talks about this 'Bizarro World' temperature.