Pew Research Center Staff

Overall, about a quarter of Americans see President Obama as black; a majority see him as of mixed race.

Nearly twice as many blacks now as in 2007 say that the “situation of black people in this country” is better than it was five years earlier.

That’s the percentage of Muslim Americans who say they consider themselves Muslims first; 28% say they think of themselves first as Americans.

A substantial minority of Muslims in Nigeria say that violence against civilians in defense of Islam can sometimes or often be justified.

About one-third of the countries in the world — 64 nations — have high or very high restrictions on religion.

Nearly one-in-five Americans say they have seen or been in the presence of ghosts.

About half of the U.S. public says they have had a religious or mystical experience.

15% of cell-owning teens ages 12-17 say they have received sexually suggestive nude or nearly nude images of someone they know via text messaging.

By roughly two-to-one, more say they have a generally negative rather than a generally positive impression of the 2000s.