He visited the exhibit to research Darwin's big idea.

VOA: special.2009.12.01

(SPEAKING) He says it will not be a big part of national consumption, but Grand says it will certainly give other people the idea to do the same thing across West Africa.

VOA: standard.2010.03.08

The lack of housing is also a big issue,partly because of the years of conflict, which have not given us a clear idea of how many homes have actually been destroyed in Afghanistan or badly damaged.

VOA: standard.2009.09.13