Researchers from Harvard University and the University of California, San Diego, have found an answer as part of a study.

VOA: special.2009.01.21

I'm Shirley Griffith. This week on our program, we answer a question from a listener in Brazil.

VOA: special.2009.12.14

This week We travel to Louisiana for the New Orleans Jazz and Heritage Festival And answer a question about a group of landscape painters.

VOA: special.2009.05.01

And answer a listener question about the most literate cities in the United States .

VOA: special.2009.03.27

And we answer a listener question about the meaning of the stars on America's flag.

VOA: special.2010.04.02

But first we answer a question about the strange American use of the number eighty-six.

VOA: special.2010.01.08

And it would answer a very important question: How would humans react to space flight?

VOA: special.2010.07.07

And we answer a question about what American college students do over summer vacation.

VOA: special.2010.06.18

Today,we answer a listener question about the British music invasion in the nineteen sixties.

VOA: special.2010.07.30

And answer a question about the strange secret language called Pig Latin .

VOA: special.2009.12.04

And we will answer a question about religion and government in America .

VOA: special.2009.05.22

And we answer a question about famous dancer,choreographer and teacher Isadora Duncan ...

VOA: special.2010.08.27

This week on our program, we answer a question about Oprah Winfrey.

VOA: special.2010.04.16

And answer a question about the American automobile company General Motors .

VOA: special.2009.10.09