Most U.S. adults now say it is not necessary to believe in God to be moral and have good values, up from about half who expressed this view in 2011.
About a quarter of U.S. adults now say they think of themselves as spiritual but not religious, up 8 percentage points in five years.
Nearly all Muslim Americans (97%) say they take pride in being a member of the Islamic faith. But their devotion to core religious beliefs and practices is only part of a religious identity.
Five hundred years after the start of the Protestant Reformation, a new Pew Research Center survey finds that U.S. Protestants are not united about – and in some cases, are not even aware of – some of the controversies that were central to the historical schism between Protestantism and Catholicism.
As Protestants prepare to mark the 500th anniversary of the Reformation, two new surveys show the theological differences that split Western Christianity in the 1500s have diminished.
For American Muslims, being highly religious does not necessarily translate into acceptance of traditional notions of Islam.
Muslims are the fastest-growing religious group in the world. Here are some questions and answers about their public opinions and demographics.
Despite the concerns and perceived challenges they face, 89% of Muslims say they are both proud to be American and proud to be Muslim.
Religious belief is much more common than religious practice among Orthodox Christians in Central and Eastern Europe.
Overall, U.S. adults with college degrees are less religious than others on some measures. However, Christians with higher levels of education appear to be just as religious as those with less schooling.