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.
More than three-fourths of Americans saw the federal budget deficit as a threat to the recovering economy ... in 1983. Then, as now, there was far less agreement about what to do about it.
Along with the U.S., three other nations surveyed have at least four-in-ten adults on social networks: Poland, Britain and South Korea.
Looking across 16 countries for which trends are available, the median percentage of people who own a cell phone has risen from 45% in 2002 to 81% in 2010.
Only about a quarter of young adults were married in 2008. This compared with about two-thirds in 1960.
In 2008, a 16-percentage-point gap separated marriage rates of college graduates (64%) and of those with a high school diploma or less (48%).
Nearly four-in-ten survey respondents say that marriage has become obsolete as an institution in American life.
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.
Despite large changes in family structure and formation rates, the public maintains a strongly positive view about marriage and the family.
Just a quarter of the public knows that it takes 60 votes to break a filibuster in the Senate.