The research is called the National Survey on Drug Use and Health.

VOA: special.2010.10.11

A survey by Harris Interactive, a public opinion research firm, found that nearly plan to increase their charitable giving once the economy improves.

VOA: standard.2009.12.16

One research survey found that almost 70 percent of Americans use at least one cloud service.

VOA: standard.2010.06.22

A survey published by the research group ComRes on Tuesday said 2.5 million people who say they are certain to vote say they are still undecided who to vote for and more than a third of voters said it was "quite possible" they would change their mind on who to vote for by the time the polls open Thursday morning.

VOA: standard.2010.05.05