One story line in "The Immortal Life of Henrietta Lacks" is like a history lesson.

VOA: special.2010.07.21

The town of Enterprise has applied a turn-of-the-century economic lesson, learned from an agricultural pest.

VOA: standard.2010.08.10

You kind of know the world we're getting into. It is not a history lesson.

VOA: standard.2010.04.08

The success of the business, Cruz says,has taught her a valuable lesson in life.

VOA: standard.2009.12.04

On Tuesday,Geithner told Congress that the government must have the authority to seize non-bank entities, arguing that massive destabilizing dangers can come from financial institutions - a lesson learned from the rescue of American International Group,or AIG, a giant insurer that received a $180 billion taxpayer bailout.

VOA: standard.2009.03.25