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A new study examining online opt-in polling finds that while removing bogus respondents generally improves data quality, no single method reliably solves the problem.

Americans are also much more pessimistic (44%) than optimistic (28%) when asked to think about what things will be like in the U.S. 50 years from now.

About two-thirds of Latino Trump voters (66%) approve of his job performance. That’s down 27 percentage points since the start of his second term.

While global population growth is projected to slow over the rest of the century, Africa stands out for its relatively young and growing population.

Determining whether workers' wages have kept up with inflation depends on many factors.

Nearly nine-in-ten U.S. adults say marijuana should be legal either for medical or recreational use. Just 11% say the drug should not be legal at all.

Prediction market trading volume has risen from under $5 billion monthly in mid 2025 to nearly $24 billion in April 2026, with sports dominating.

Most U.S. adults who go to religious services say they’ve recently heard from their clergy about at least one political or social issue.

Pew Research Center is a subsidiary of The Pew Charitable Trusts, its primary funder. This report is a collaborative effort based on the input and analysis of the following individuals. Find related reports online at pewresearch.org/religion.…

Test your NATO knowledge and see how you compare to U.S. adults. Americans answer half of five factual questions correctly, on average.

Right-wing populist parties have had a political impact in other European nations over the past decade. These include the Netherlands and Poland, where such parties have led governments or been included in governing coalitions.…

EU favorability has risen across Europe since the 2016 Brexit vote, with a median of 62% now viewing the organization positively.

In eight countries, at least half of all new cars sold in 2025 were electric or hybrid. The U.S. reached just 10%, well below the global average of 25%.

This report is a collaborative effort based on the input and analysis of the following individuals. Find related reports online at: pewresearch.org/science.…

The American Trends Panel survey methodology Overview Data in this report comes from Wave 189 of the American Trends Panel (ATP), Pew Research Center’s nationally representative panel of randomly selected U.S. adults.…

Key takeaways: Americans engage in all sorts of green behaviors, from recycling to carpooling to shopping secondhand. A new Pew Research Center survey asked Americans why they do these things.…

Key takeaways: Almost all climate scientists say the planet is warming, and that this is caused mostly by human activity. But a far smaller share of the American public has shared this view over the last decade.…

About six-in-ten Americans say countries around the world, including the U.S., will not do enough to avoid the worst effects of climate change. This growing pessimism is driven by Democrats.

The number of gun deaths in the U.S. fell for the third consecutive year in 2024 but remained among the highest annual totals on record.

Partisans hold different views on whether the U.S. contributes to peace, considers other countries' interests and garners respect around the world.