They are hoping to learn more about dark matter in an effort to better understand how the universe expands and shrinks.

VOA: special.2009.07.21

The findings made it possible to better study pain drugs and learn how they affect the body.

VOA: special.2009.02.10

"One of the ways to learn and be better in the future is to learn from mistakes."

VOA: standard.2010.07.12

"I was raised on a small farm in southern Indiana and Dad tried to teach me and my brothers that you should never try to be better than someone else, always learn from others and never cease trying to be the best you could be, that is under your control."

VOA: standard.2010.06.05