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

VOA: special.2009.04.07

Not only did the always interesting Lady Gaga show up inside a large egg-like structure, but unknown artists also won top prizes.

VOA: special.2011.02.18

Only since the nineteen-sixties have scientists begun to understand that the Earth is a great, living structure.

VOA: special.2010.01.12

In two thousand, then-President Bill Clinton told the world that international and private groups had identified the genetic structure of a human being.

VOA: special.2010.07.20

The Space Needle was built as the central structure for the nineteen sixty-two World's Fair.

VOA: special.2009.03.04

One hundred sixty-seven men were killed when the structure exploded after a gas leak.

VOA: special.2009.03.22

The researchers identified the genetic structure of a three-year old female panda named Jingjing.

VOA: special.2010.01.19

It is narrow in the middle. On top is a large ring-like structure.

VOA: special.2009.03.04

Together,these two shapes create a very strong, light-weight rounded structure.

VOA: special.2010.05.30

The structure was ready six years later in December eighteen-ninety-five.

VOA: special.2009.11.16

Edward Carlson designed the one hundred eighty-four meter tall structure.

VOA: special.2009.03.04

The structure produced oil and gas from twenty-four wells.

VOA: special.2009.03.22

International Crisis Group, Horn of Africa analyst Rashid Abdi says al-Shabab has a decentralized leadership structure that has been vulnerable to dissent.

VOA: standard.2009.12.23

The power structure in Kandahar is led by President Hamid Karzai's controversial half-brother, Ahmed Wali Karzai, with alleged links to drug trade and local militias.

VOA: standard.2010.05.28