Non-Religion & Secularism

reportDec 15, 2025

Rows of wooden seats seen on a famous English cathedral, used by congregations of the cathedral. Visitors can be seen in the background.

Many U.S. adults (35%) have moved on from the religion of their youth. Yet most Americans have not, including a majority – 56% – who still identify with their childhood religion.

reportSep 4, 2025

Fireflies glow in the forest in rural Japan.

reportJan 24, 2024

reportFeb 26, 2025

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short readsMay 13, 2015

A closer look at America’s rapidly growing religious ‘nones’

The growth of the religiously unaffiliated in the U.S. is occurring across genders, generations and racial and ethnic groups.
short readsMay 12, 2015

Millennials increasingly are driving growth of ‘nones’

The 35% of Millennials who do not identify with a religion is double the share of unaffiliated Baby Boomers (17%) and more than three times the share of members of the Silent generation (11%).
short readsSep 23, 2014

Is religion’s declining influence good or bad? Those without religious affiliation are divided

Atheists, agnostics and people who have no religion in particular may be growing in number in the United States, but they are not uniformly against religion having a role in society.
short readsJun 16, 2014

So, you married an atheist…

Most Christians would be unhappy if a family member married an atheist.
short readsMay 29, 2014

Americans are somewhat more open to the idea of an atheist president

Some of the stigma associated with atheism may be fading as the number of U.S. adults self-identifying as atheist or agnostic rises.
short readsSep 13, 2013

What surveys say about worship attendance – and why some stay home

This Sunday is “National Back to Church Sunday,” a coordinated effort by more than 20,000 churches of various Christian denominations to reach out to people who rarely attend worship services. The percentage of Americans who say they “seldom” or “never” attend religious services (aside from weddings and funerals) has risen modestly in the past decade. […]
short readsSep 4, 2013

5 facts about the Pledge of Allegiance

Massachusetts’ Supreme Judicial Court – the state’s highest court – will hear arguments today in Doe v. Acton-Boxborough Regional School District, a case in which an anonymous atheist couple is challenging the use of the phrase “under God” in recitations of the Pledge of Allegiance in public schools. The plaintiffs, represented by the American Humanist […]
short readsJul 12, 2011

Threat of Secularism to Evangelical Christians

Evangelical leaders around the world view secularism as the biggest threat to evangelical Christianity.
reportDec 21, 2010

How many people would say that they believed in God if they were able to answer with complete anonymity?

Senior research staff answer questions from readers relating to all the areas covered by our seven projects, ranging from polling techniques and findings, to media, technology, religious, demographic and global attitudes trends.
featureApr 2, 2009

Not All Nonbelievers Call Themselves Atheists

American Atheists, a group that advocates on behalf of atheists in the U.S., will hold its national convention later this month. According to the U.S. Religious Landscape Survey, conducted by the Pew Research Center’s Forum on Religion & Public Life, 5% of American adults say they do not believe in God or a universal spirit, […]