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War and Peace
How common are armed conflict and peace between and within countries? How is this changing over time? Explore research and data on war and peace.
Most cited
Posts that commenters keep linking to, ranked by how many different people have cited them in Hacker News comments. 894 posts.
Society, Policy & Culture
Any year
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U.S. lags behind peer countries in mobility
The notion that anyone in America who is willing and able to “pull themselves up by their bootstraps” can achieve significant upward mobility is deeply embedded in U.S. society. Conventional wisdom holds that class barriers in the United States are the lowest among the world’s advanced economies. Motivating this…
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Trademark Law Does Not Require Companies To Tirelessly Censor the Internet
Over the past few days, EFF and one of our staff technologists, the talented Micah Lee, have had an illuminating back and forth with Canonical Ltd over the use of the Ubuntu mark. While we don’t believe that Canonical has acted with malice or intent to censor, its silly invocation of trademark law...
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The Declaration of Causes of Seceding States
The Declaration of Causes made by Georgia, Mississippi, South Carolina, and Texas.
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How much of the world’s land would we need in order to feed the global population with the average diet of a given country?
There are large differences in the land of different diets, mostly depending on how much meat people eat.
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When and how to use masks
WHO's guidance and advice on the use of masks to protect against and limit the spread of COVID-19.
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Environmental Impacts of Food Production
What are the environmental impacts of food production? How do we reduce the impacts of agriculture on the environment?
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The price of lithium-ion batteries has declined by 97% in the last three decades
Batteries have become much cheaper, making energy storage far more affordable.
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Emails suggest reviews from the Wirecutter are “pay to play” (2014)
Does the Wirecutter offers unbiased real reviews? Not even close. This story is about a little company taking on a fake review site owned by the NY Times.
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A majority of young adults in the U.S. live with their parents
The share of 18- to 29-year-olds living with their parents has become a majority since U.S. coronavirus cases began spreading early this year.
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Errata: Steve Gibson
a summary of Steven Gibson events and quotes demonstrating charlatan status
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Israel's apartheid against Palestinians
Palestinians are systematically subjected to home demolitions and forced evictions, and live in constant fear of losing their homes. For more than 73 years, Israel has been forcibly displacing entire Palestinian communities. Hundreds of thousands of Palestinians’ homes have been demolished, causing terrible trauma &…
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Ad Blocker Usage and Demographic Statistics in 2026
Interesting ad blockers user stats. Includes data on usage, demographics and more.
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Keith Smith on Free Market Health Care
Entrepreneur and Anesthesiologist Keith Smith of the Surgery Center of Oklahoma talks with host Russ Roberts about what it’s like to run a surgery center that posts prices on the internet and that does not take insurance. Along the way, he discusses the distortions in the market for health care and how a real market…
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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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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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JetBrains suspends R&D activities in Russia and sales in Russia and Belarus
We have already made our position very clear in regard to the invasion of Ukraine. We condemn the attacks of the Russian government, and we stand with the Ukrainian people, including our own colleagues and their families.
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A Guide to Statistics on Historical Trends in Income Inequality
Center on Budget and Policy Priorities2018105 points186 commentscited by 18Society, Policy & Culture details
Data from a variety of sources contribute to a broad picture of strong growth and shared prosperity during the early postwar period, followed by slower growth and greater inequality since the 1970s. Within these broad trends, however, different data tell slightly different parts of the story, and no single data source…
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Give Up GitHub – Software Freedom Conservancy
The Software Freedom Conservancy provides a non-profit home and services to Free, Libre and Open Source Software (FLOSS) projects.
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About One-in-Four U.S. Hispanics Have Heard of Latinx, but Just 3% Use It
The term Latinx has emerged in recent years as a gender-neutral alternative to the pan-ethnic terms Latino, Latina and Hispanic. However, awareness of Latinx is relatively low among the population it is meant to describe.
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Adversarial Interoperability
“Interoperability” is the act of making a new product or service work with an existing product or service: modern civilization depends on the standards and practices that allow you to put any dish into a dishwasher or any USB charger into any car’s cigarette lighter.But interoperability is just the...
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Long COVID: Lasting effects of COVID-19
COVID-19 can have lasting symptoms that affect many parts of the body. Learn more about the symptoms and effects of long COVID.
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A Threshold Crossed
The 213-page report, “A Threshold Crossed: Israeli Authorities and the Crimes of Apartheid and Persecution,” examines Israel’s treatment of Palestinians. It presents the present-day reality of a single authority, the Israeli government, ruling primarily over the area between the Jordan River and Mediterranean Sea…