St. Basil's Cathedral and Kremlin, Moscow, Russia
Feb. 10, 2014

Russians Return to Religion, But Not to Church

Between 1991 and 2008, the share of Russian adults identifying as Orthodox Christian rose from 31% to 72%, according to data from the International Social Survey Programme. During the same period, the share of Russia’s population that does not identify with any religion dropped from 61% to 18%.

Dec. 3, 2013

Infographic: Survey of Jewish Americans

Highlights from the Pew Research Survey on Jewish American attitudes on Jewish identity, marriage patterns, child rearing, attitudes towards Israel, and Jewish religious beliefs and practices.

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Nov. 7, 2013

Many Sunnis and Shias Worry About Religious Conflict

This week Sunni and Shia Muslims ushered in the Islamic New Year and the beginning of the holy month of Muharram. For Shias, the month also is a time to mourn the events that sparked the centuries-old schism between Shia and Sunni Muslims. An analysis of polls conducted in 2011-2012 finds high levels of concern about sectarian tensions in several countries where Sunnis and Shias live side by side.

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Oct. 1, 2013

Video: ‘A Portrait of Jewish Americans’ Overview

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Oct. 1, 2013

A Portrait of Jewish Americans

American Jews overwhelmingly say they are proud to be Jewish and have a strong sense of belonging to the Jewish people, but their identity is also changing: 22% of American Jews now say they have no religion.

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Oct. 1, 2013

Calculate the Size of the U.S. Jewish Population

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Oct. 1, 2013

Jewish Denominational Switching

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Sep. 12, 2013

Six Months Into Papacy, Large Majority of Catholics Continue To Express Favorable View of Pope Francis

After six eventful months, Pope Francis is rated favorably by eight-in-ten U.S. Catholics (79%), largely unchanged since the days immediately following his ascension to the papacy.

Aug. 19, 2013

Audio and Slides: Religion Trends in the U.S.

Aug. 19, 2013

Event Transcript: Religion Trends in the U.S.

On Aug. 8, 2013, the Pew Research Center brought together some of the leading experts in survey research on religion in the U.S. for a round-table discussion with journalists, scholars and other stakeholders on the rise of the religious “nones” and other important trends in American religion.