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Our World in Data
Research and data to make progress against the world’s largest problems.
Top posts
Every blog post that took off on Hacker News, ranked by the votes of its best submission. 4,917 posts.
Society, Policy & Culture
Any year
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Cars, planes, trains: where do CO₂ emissions from transport come from?
Transport accounts for around one-fifth of global CO₂ emissions. Three-quarters of this is from road transport.
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How has social mobility in the U.S. changed in recent decades?
Historic data suggests that the likelihood of outearning your parents has declined over recent decades - so is the American Dream becoming a nightmare?
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Police Have No Duty to Protect You, Federal Court Affirms Yet Again
The “social contract” is a one-way street. You pay your taxes or go to jail. In return, the government may or may not provide some of those services you
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Net Neutrality Violations: A History of Abuse
Here's what happens when cable and phone companies are left to their own devices.
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Joint statement from Google and Apple
Apple and Google have entered into a multi-year collaboration under which the next generation of Apple Foundation Models will be based on Google's Gemini models and clou…
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5 Problems with National ID Cards
The terrorist attacks of September 11have revived proposals for a national identity card system as a way to verify the identity of airline passengers and prevent terrorists from entering the country. For example, the Chairman and CEO of Oracle Corp., Larry Ellison, recently called for the creation of a national ID…
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Mirror, Mirror 2021: Reflecting Poorly
The United States trails far behind other high-income countries on measures of health care affordability, administrative efficiency, equity, and outcomes.
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What is the current poverty rate in the United States?
Current estimates on poverty in the U.S.
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Reconciling Mozilla's Mission and W3C EME
May 19 Update: We've added an FAQ below the text of the original post to address some of the questions and comments Mozilla has received regarding EME. With most competing ...
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High-income Americans pay most income taxes, but enough to be ‘fair’?
By design, wealthier Americans pay most of the nation’s total individual income taxes.
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Statement of ICC Prosecutor Karim A.A. Khan KC: Applications for arrest warrants in the situation in the State of Palestine
Today I am filing applications for warrants of arrest before Pre-Trial Chamber I of the International Criminal Court in the Situation in the State of Palestine. Image ICC Prosecutor Khan on application for arrest warrants in the situation in the State of Palestine Watch Download Yahya Sinwar, Mohammed Diab Ibrahim…
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Alcohol Consumption
Who consumes the most alcohol? How has consumption changed over time? And what are the health impacts?
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Democratic vs. Republican occupations
An interactive chart of the political lean of professions, Democratic versus Republican, built from campaign contribution data.
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Can face masks protect against COVID-19?-How well do face masks protect against COVID-19?
Face masks can help slow the spread of coronavirus disease 2019 (COVID-19). Learn about mask types, which masks to use and how to use them.
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Oregon Engineer Wins Traffic-Light Timing Lawsuit
Arlington, Va.—On December 28, 2018, Magistrate Judge Stacie F. Beckerman of the U.S. District Court for the District of Oregon entered a judgment largely ruling […]
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Working Hours
How much time do people across the world spend working? How have working hours changed over time, and what do these changes matter for people’s lives? Explore data and research on working hours.
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Electricity Mix
Explore data on where our electricity comes from and how this is changing.
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Sizing Up Twitter Users
Twitter users are younger, more likely to identify as Democrats, more highly educated and have higher incomes than U.S. adults overall.
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Immigration
In your view, should immigration be kept at its present level, increased or decreased? On the whole, do you think immigration is a good thing or a bad thing for this country today?
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Obesity
When did obesity increase? How do rates vary across the world? What is the health impact?
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The Surprising History of Copyright and The Promise of a Post-Copyright World
(See also other available formats for the English, such as EPUB, Daisy, PDF, etc.)
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Lifting 800 Million People Out of Poverty – New Report Looks at Lessons from China’s Experience
Over the past 40 years, China has lifted nearly 800 million people out of poverty, accounting for more than 75 percent of global poverty reduction in the same period, according to a new report released on Thursday.
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Digital Privacy at the U.S. Border: Protecting the Data On Your Devices
by Sophia Cope, Amul Kalia, Seth Schoen, and Adam SchwartzDownload the report as a PDF.EXECUTIVE SUMMARYThe U.S. government reported a five-fold increase in the number of electronic media searches at the border in a single year, from 4,764 in 2015 to 23,877 in 2016.[fn] Gillian Flaccus, Electronic...
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Terminating Service for 8Chan
The mass shootings in El Paso, Texas and Dayton, Ohio are horrific tragedies. In the case of the El Paso shooting, the suspected terrorist gunman appears to have been inspired by the forum website known as 8chan.
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Congress and the Public
Do you approve or disapprove of the way [ROTATED -- The Republicans in Congress. The Democrats in Congress.] are handling their job? Do you approve or disapprove of the way Congress is handling its job?
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Narcissistic personality disorder
This mental disorder includes an unreasonably high sense of importance, a need for excessive admiration, fragile self-esteem, and troubled relationships.
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Road traffic injuries
WHO fact sheet on road traffic injuries providing key facts and information on who is at risk, drink driving, motor cycle helmets, seat belts and child restraints, and WHO response.