To help express the wonder of this moment, Fra Angelico filled the work with light and gold.

VOA: special.2010.06.23

And it was proposed by my thesis advisor Professor Weisskopf that we work on this problem to understand the effect of the impurities in scattering electrons and interfering with their motion.

VOA: special.2010.11.09

"As an Egyptian,I'm very proud to find an Egyptian artist doing art work like this, working with this integrity and perseverance.

VOA: standard.2010.07.30

"I am absolutely confident that this meeting will reflect enormous consensus about the need to work together to deal with these problems,"

VOA: standard.2009.04.01

"She was sworn in by my side in the Oval Office, and then went straight to the Situation Room to get to work dealing with this emergency,"

VOA: standard.2009.05.01

The president addressed participants at the rally in a video message, pledging to work together with Congress this year and fix what he called the United States "broken immigration system."

VOA: standard.2010.03.21

And we work with parents and community residents to really understand why this is so important, and for them to hopefully demand these healthy foods and places to exercise in their own communities."

VOA: standard.2010.06.23

"This president basically is rolling the dice, he is making the most important decision of his presidency, betting on his ability to work with Pakistan and get this shared problem of the two Talibans under control,".

VOA: standard.2009.12.06

"There would be an eight-page form, and really other sites have successfully managed to make this work with one page, and that data quality is much better in one page, because it's easier to do.

VOA: standard.2010.02.24