These cells were taken from her tumor without her knowledge or permission.

VOA: special.2010.07.21

These include spoken traditions,festivals, performing arts,social ceremonies and cultural knowledge.

VOA: special.2010.12.01

These students are taking part in experiments designed to test their knowledge and inspire them to concentrate on science,technology, engineering and math.

VOA: standard.2010.05.10

"I think they have to have confidence in the knowledge and the experience of these counter-terrorism professionals."

VOA: standard.2010.02.07