And they will study whether it is involving in controlling sleep quantity alone, or also what scientists call the "wakefulness-behavioral drive."

VOA: special.2009.08.26

Louisiana is also one of the world's largest producers of what some call "the most important fish you've never heard of": menhaden.

VOA: special.2010.05.04

And the most famous of these is the one that scientists call Lonesome George because he is the last of his kind.

VOA: special.2009.12.16

If you suspect carbon monoxide is a problem in your home, you might call your local fire department.

VOA: special.2010.02.02

So math -- or,as the British call it,maths -- is still not everyone's favorite subject even with the latest technology to teach it.

VOA: special.2011.04.21

Others hate that name. Whatever you call it, one artist often used as an example is the singer,songwriter and harp player Joanna Newsom.

VOA: special.2009.07.27

"We want to really call attention to the fact that hoarseness is not just a symptom.

VOA: special.2009.09.02

The call is always given three times to prevent mistaking it for some similar sounding words.

VOA: special.2010.04.18

Children might call a child who is easily frightened a fraidy cat or a scaredy cat.

VOA: special.2009.09.27

It is a ground-up call to action that is forcing both parties to change the way that they are doing business, and that is beautiful."

VOA: special.2010.03.06

Soon after Call and Caroline were married, the Captain said to me, "This is hard for you,isn't it?What is it you really want to do?"

VOA: special.2009.02.14

The aim is to stop what American officials call a "harmful" increase in tire imports.

VOA: special.2009.09.18

Her name is Well Enough." BENNY: "Why do you call your girl Well Enough?"

VOA: special.2009.03.09

People in Japan call them "harbor waves." Tsunami is a two-character Japanese word.

VOA: special.2011.06.07