More than half of online adults use Wikipedia — which celebrates its 10th anniversary this Saturday — to look for information.

A majority of Americans (57%) say the higher education system in the United States fails to provide students with good value for the money they and their families spend.

By a margin of 52%-33%, Americans think the U.S. should re-establish diplomatic relations with Cuba.

A summer 2010 survey found the public split, but in favor of gun control over the right to own guns by a 50%-to-46% margin.

Seven-in-ten say the trend toward more single women having children is bad for society, and 61% say that a child needs both a mother and father to grow up happily.

Two thirds of Republicans say the country is losing ground on the way the health care system is working, up from 41% in December 2008.

Among Americans who have ever lived with an unmarried partner, nearly two-thirds say they thought about it as a step toward marriage.