He says the actively changing nature of the Internet makes it difficult to stay current in studying its effects.

VOA: special.2010.01.28

t seems as if nature had saved all her ruggedness to pile it up in this colossal form of the Guadalupe Peak ...

VOA: special.2010.04.26

They say it harms a national treasure and reduces the enjoyment of nature in the Grand Canyon.

VOA: special.2009.10.07

Fuller found it in nature. It appeared in the shapes of organic compounds and metals.

VOA: special.2010.05.30

It says the synthetic cells might take control of living things in nature.

VOA: special.2010.07.20

"It was really intense," "Just because of the nature of the story it goes in a completely different direction.

VOA: standard.2009.11.23

I think that is part of her nature and it has given her all the things in her life that she values."

VOA: standard.2010.05.27

But he made clear it is regional in nature - designed to deal with the threat posed by militants and extremists on both sides of the Afghan-Pakistan border.

VOA: standard.2009.03.26

In his commencement address, President Obama told the cadets he believes the nature of the war in Afghanistan has changed since it began in 2001, but that it is no less important today.

VOA: standard.2010.05.22

"The British press,I mean if there is anything to do with private lives and sexual issues in private lives then of course the British media are going to be very focused on that, because it is in their nature."

VOA: standard.2010.03.03

The U.S FBI says it is in contact with the families of the five men and is working with Pakistani authorities to determine their identities, the nature of their business in Pakistan,and if indeed the men are the students who went missing late last month.

VOA: standard.2009.12.11