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

VOA: special.2009.04.07

It is also needed to make a light-sensitive substance in the eyes.

VOA: special.2009.04.21

In the Meanwhile, oil residue continues to spread along the U.S.coastline, threatening livelihoods and sensitive wildlife in the areas.

VOA: standard.2010.06.10

The issue of the king's health is highly sensitive in Thailand as he has faced health concerns over recent years.

VOA: standard.2009.09.21

"It is somewhat rare,". "We do work in many sensitive parts of the world and we are in more than 140 countries.

VOA: standard.2009.09.06

Obviously,with a very strong message about fashion and sustainability, we need to be as sensitive to the environment in everything that we do."

VOA: standard.2010.01.31

The oil slick threatens ever-larger swaths of the U.S.coastline, placing sensitive marine ecosystems in peril.

VOA: standard.2010.05.02

Opponents say the deal with make it easy for the far larger U.S.economy to overwhelm entire sectors of the South Korean economy, especially in the culturally sensitive agriculture sector.

VOA: standard.2009.04.22

"It is important that Navy families remain vigilant in not sharing potentially sensitive or secure information by any non-secure means, and that includes letters,e-mails, phone conversations,or social media including Facebook,".

VOA: standard.2010.01.07

The report's release comes at a sensitive time. The Obama administration is debating whether to deepen its commitment to the war in Afghanistan, which is becoming increasingly unpopular in the United States.

VOA: standard.2009.09.11

The Israeli leader wants to avoid entering full-fledged peace negotiations with the Palestinians that would require Israel to make concessions on sensitive issues such as the status of Jerusalem and Jewish settlements in the West Bank.

VOA: standard.2009.06.09