They used light-sensitive molecules to turn on and off nerve cells in the deep brain structure of mice.

VOA: special.2009.04.07

"Then the structural engineers take that information and they use it to detail the building in terms of, is this going to be a steel structure?

VOA: special.2011.03.28

In the U.S.,electric utilities lead the opposition to copying this rate structure, and to mandating purchases of alternative power.

VOA: standard.2010.03.23

It has experienced internal divisions and rising tensions in the past year, as major political parties struggle to agree on a basic political structure.

VOA: standard.2009.10.15

"The power structure in Kandahar in the eyes of the people of Kandahar is the problem number one, and the Taliban and al-Qaida number two."

VOA: standard.2010.05.28

It has its own structure and set of rules that apply in it."

VOA: standard.2010.07.16

It was not Frost, for on my Flesh I felt Siroccos- crawl- "That poem and that grammatical structure, it is classically the way people in Ireland speak English."

VOA: standard.2010.06.22

"They must produce a more stable system, one that protects consumers and investors, rewards innovation and is able to adapt and evolve with changes in the structure of our financial system."

VOA: standard.2009.03.26

"Neither monetary policy nor the financial system will be well served if our central bank is deprived from interest in and influence over - the structure and performance of the financial system."

VOA: standard.2010.03.17

"There's a very shrewd economic profit-based interest system here at play and there are people on the Egyptian side and in the government of Gaza who are finding ways to benefit from this structure."

VOA: standard.2010.06.17

"So far,we have had a constructive conversation and my hope is that by the time the chairman and I meet on Wednesday that we have made sufficient progress and we can start actually seeing a structure that would be in place."

VOA: standard.2010.06.14