When Online Content Disappears
A quarter of all webpages that existed at one point between 2013 and 2023 are no longer accessible.
Numbers, Facts and Trends Shaping Your World
A quarter of all webpages that existed at one point between 2013 and 2023 are no longer accessible.
In preelection tweets about the U.S., lawmakers abroad focused on how the election will affect bilateral ties and trade.
From 2016 through 2019, lawmaker mentions of Asian Americans on social media – either of the population at large or of smaller subgroups – followed a relatively predictable pattern.
We explain the basics of machine learning – using computer programs to identify patterns in data – and how it allows researchers at the Center to analyze data on a large scale.
Our latest Methods 101 video explains the basics of machine learning and how it allows our researchers to analyze data on a large scale.
Although most national officials use the platform, their posts receive only a small number of likes and retweets.
(Traduction depuis l’anglais) Au moins 3,9 millions d’immigrants non autorisés, et peut-être jusqu’à 4,8 millions, vivaient en Europe en 2017 selon de nouvelles estimations réalisées par Pew Research Center. Ces chiffres sont en augmentation par rapport aux estimations publiées par Pew Research Center pour l’année 2014, selon lesquelles entre 3 et 3,7 millions de migrants non autorisés résidaient […]
United Kingdom legislators in the House of Lords and House of Commons tweeted more critical content of Trump’s recent visit to the nation.
The Pew Research Center set out to better understand how many of the links being shared on Twitter are being promoted by bots rather than humans. Our analysis found that an estimated two-thirds of tweeted links to popular websites are posted by automated accounts – not human beings.
Read key findings and watch a video about our new study on how bot accounts affect the mix of content on Twitter.
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ABOUT PEW RESEARCH CENTER Pew Research Center is a nonpartisan fact tank that informs the public about the issues, attitudes and trends shaping the world. It conducts public opinion polling, demographic research, media content analysis and other empirical social science research. Pew Research Center does not take policy positions. It is a subsidiary of The Pew Charitable Trusts.
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