Yet sleep scientist Ying-Hui Fu at the University of California, San Francisco,says little is known about the basic need for sleep.

VOA: special.2009.08.26

But there are lesser officials who do the basic work and preparations on the different issues to be negotiated.

VOA: special.2009.11.01

The Guggenheim says the aim is to celebrate the basic idea behind Wright's architecture -- the sense of freedom in interior space.

VOA: special.2009.04.06

In Islam,the basic idea is that you should not make money from money itself.

VOA: special.2009.12.11

We learn where scientists found one of the basic substances necessary for life.

VOA: special.2009.09.30

This order suspended two of the basic rights under the Constitution.

VOA: special.2009.08.20

We were always trying to make it; health care was an issue, buying food,the basic needs to care for her children,"

VOA: standard.2009.12.04

This week,the legislature passed a new anti-file-sharing amendment - the latest to the basic copyright law.

VOA: standard.2009.04.23

"All who embrace core democratic values long for a Cuba that respects the basic human, political and economic rights of all of its citizens.

VOA: standard.2009.04.13

At the summit, the two sides agreed on the basic terms of a treaty to replace the START-One accord that expires in early December.

VOA: standard.2009.07.15

"Because we've learned that risk does not respect national borders, our plan will not focus solely on improving the basic framework in the United States.

VOA: standard.2009.03.25

That is not sustainable. It poses a threat to the basic health of our economy."

VOA: standard.2009.03.22

"I think it was an upholding of the basic principles of freedom of speech.

VOA: standard.2009.10.23

More powerful particle accelerators atom smashers, they used to call them have allowed physicists to learn ever more about the sub-atomic particles that are the basic building blocks of all matter.

VOA: standard.2010.03.05