Talk of the Nation

Researchers at New York University are studying flight with a speaker, a soup pot, straws and a box full of paper aircraft. Emeritus professor Stephen Childress describes the experiment and what he and his colleagues have learned about flight from their homemade flying objects.

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IRA FLATOW, HOST:

This is SCIENCE FRIDAY. I'm Ira Flatow. You know that nice feeling you get when you listen to your favorite tune? What about music that can actually be medical therapy? It does exist. It's prescribed for illnesses from speech disorders to autism, Alzheimer's, even cancer.

Take the case of Congresswoman Gabrielle Giffords. After she was shot in the head earlier this year, one way she learned to talk again was by singing her favorite songs, like this Cyndi Lauper tune.

(SOUNDBITE OF ABC BROADCAST )

When Mark Kelly and Gabrielle Giffords were dating, Gabby did most of the talking. Kelly describes her as "the most positive person I'd ever met." But since the Congresswoman was shot, speaking is a challenge. In their book, Gabby, they share their low points and the amazing progress she has made.

The Supreme Court faces a momentous term in 2012. The justices recently added two high-profile cases to its docket, agreeing to weigh-in on Arizona's immigration law and a Texas case on redistricting. They previously agreed to hear a challenge to the Obama administration's health care law.

Secretary of Defense Leon Panetta visited Baghdad Thursday to mark the end of the nearly nine-year-long U.S. mission in Iraq. He told troops, "You will leave with great pride.... Secure in knowing that your sacrifice has helped the Iraqi people to begin a new chapter in history."

Call of Duty: Modern Warfare 3, Battlefield 3 and other first-person shooters are popular. Action-adventure games like Super Mario Land 3D and Batman: Arkham City are in demand. Jamin Warren of Kill Screen Magazine talks about the best video games, and how the industry prepares for the season.

Websites like Kickstarter, Kiva and Giving Tree are changing how people donate money. With what's known as microphilanthropy, individuals, non-profits and even small businesses raise money directly from individual donors. Journalist and author Laura Vanderkam explains how crowd funding works.

The GOP presidential hopefuls are airing ads in nearly all of the early voting states. NPR's Ken Rudin, political ad expert Ken Goldstein and Robert Mann, author of Daisy Petals and Mushroom Clouds: LBJ, Barry Goldwater, and the Ad that Changed American Politics talk about ads past and present.

The holidays are often a peak season for scams. In 2011, those swindles go far beyond the suspicious email asking for a helping hand or the bogus charity organization pleading for help. Regulators report a significant rise in the number of baby boomers who are targeted in investment scams.

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NEAL CONAN, HOST:

This is TALK OF THE NATION. I'm Neal Conan in Washington. College tuition and fees rose over 400 percent between 1982 and 2007. Let me repeat that: 400 percent in 25 years. Many students get help from financial aid and scholarships, not to mention their parents.