The US lags behind other developed countries in math and science scores

One reason Americans are bad at math

The president of Barnard College explains why we need to better understand the links between math anxiety, math avoidance, and the US’s dismal test scores.

Explore US public health data

This resource tracks key US health metrics, including mortality causes, child survival rates, and life expectancy comparisons, to inform future health improvements, with regularly updated global estimates.

The American Society of Civil Engineers' infrastructure report card gave the US a C in 2025, its highest grade since the project launched in 1998.

How life ranks in South Korea

As South Korea developed over the last half of the 20th century, quality of life soared. The country now outperforms the world average when it comes to education, health, and civic engagement, according to the OECD’s Better Life Index. In this dashboard, you can see where South Korea ranks in terms of housing, jobs, income, and more, and compare it against other developed countries.

Why the US can’t end poverty

Despite being among the wealthiest nations in the world in terms of GDP, the US has a major poverty issue, with more than 37 million Americans living in poverty as of 2023. Part of the issue is that the standards by which the US measures poverty are outdated: The official poverty measure in the US today is based on calculations from the 1960s. Find out more in this video.

The American Society of Civil Engineers' infrastructure report card gave the US a C in 2025, its highest grade since the project launched in 1998.

Nobel Prizes in science have heavily favored male, North American, and European scientists

Most science laureates come from established academic institutions, and limited outreach and nomination rules have biased against researchers from low- and middle-income countries. As of 2024, China ranks among the world’s top scientific contributors, but has only won 10 Nobel Prizes in the sciences.

Testing the internet speed of the US's wireless providers

The US ranked 26th in the world for mobile speeds and eigth for fixed broadband speeds during April 2022. See this ranking of mobile and fixed broadband speeds from around the world on a monthly basis.

See how the income taxes in the US compare to other countries

The US's highest marginal income tax rate is 37%. That rate is compared to other countries' both in a map and accompanying chart. Denmark has the highest rate at nearly 56%, while a handful of countries don't use marginal taxes at all. In the Middle East, many countries count on oil and gas to finance their governments.

US public K-12 spending topped $857B in 2024

Public K-12 schools spent around $857B in 2024, averaging $17,277 per student. State and local sources shouldered nearly 90% of costs, and federal funds provided about $2,400 per pupil.

The US produces far more waste and recycles far less of it than other developed countries

The US represents just 4% of the world’s population, but it produces 12% of global municipal solid waste. In comparison, China and India make up more than 36% of the world’s population and generate 27% of that waste.

The US youth unemployment rate jumped from 6.6% in 2023 to 10.4% in 2025

Specifically, the "youth unemployment rate" here refers to those aged 16 to 24. Whether the culprit is AI, more people getting college degrees or something else, experts argue this could have a negative impact on the economy going forward.

Explore over 30,000 Olympiad-level math problems

Users can browse questions from 47 countries and 17 languages, sorted by topic across categories that include algebra, geometry, discrete mathematics, and number theory. Each problem is accompanied by at least one solution, with both authored in LaTeX that can be copied over to other platforms.

The average retirement age by country, visualized

In the US, the average retirement age was 64 as of 2020. The Organization for Economic Co-operation and Development projects a two-year increase in the average retirement age by the mid-2060s.

Explore a college affordability and transparency guide

From the US Department of Education, this portal provides everything you need to evaluate colleges. The college scorecard provides handy data on every school, from graduation rates to annual average earnings out of school, while the net cost calculator directs you to each school's calculator that allows you to estimate the cost of college based on your unique circumstances.

How credit scoring works outside the US

If you move outside the US, you won’t get to take your credit score with you. Credit scoring systems work differently in other countries. In the UK, for instance, being registered to vote improves your credit score.

Why aren’t students reading?

It's not just anecdotal: Current students struggle to read longer texts and report lower reading levels for enjoyment than past generations. This brief explainer from the Chronicle of Higher Education diagnoses some of the possible causes (increased screen time and learning loss during the COVID-19 pandemic among them) along with how some educators are trying to correct the problem.

Americans are historically more supportive of free speech than people in most other countries

A 2016 survey of 38 countries found that the US scored highest in support for free expression, with 71% of Americans saying people should be able to say what they want without government censorship, more than in any other nation surveyed.

Private schools don’t inherently boost student performance

High test scores in private schools often reflect affluent, selective student bodies—not superior instruction. Studies show that private school advantages stem largely from socioeconomic factors and admission policies, not institutional quality.

Calculate how much of your tax dollars go to each federal program based on your income, filing status, and number of children

Common Core was a nationwide effort to align learning standards across states

Launched in 2009 by state governors and education commissioners, Common Core created shared K–12 standards in math and English to ensure consistent academic expectations. Though nationally coordinated, adoption was voluntary and federally unmandated.

Can you pass the US Civics quiz?

To become a naturalized US citizen, you must answer 10 questions out of a pool of 100, with at least six being correct in order to pass. It's commonly said that many natural-born American citizens would likely not do so well on the test. To get a sense of the questions asked, challenge yourself with 10 civics questions with this fun quiz from the AP to see how you'd do on the all-important naturalization test.

Degrees in business, law, and health are among the most common US master’s degrees

While popular worldwide, these degrees aren’t necessarily the most popular in every country. In Japan, for instance, engineering is the most popular subject for master’s degrees. This data visualization ranks the most popular master’s degrees in dozens of countries around the world.

More than 90% of American deaf children are born to hearing parents

The National Institute on Deafness and Other Communication Disorders have collated top statistics about hearing loss in the US including differences by age, racial groups, and other factors.

Despite earning less than most tech workers, educators have one of the highest rates of homeownership

Annual income largely determines homeownership. In the US, 72% of people in management roles own a home, but educators, who on average earn much less than those working in business, have the second-highest rate of homeownership.

A 14-year-old "human calculator" shatters six mathematical world records in one day

A teenage prodigy from Maharashtra, India named Aaryan Shukla set the record for the fastest time to mentally add 50 five-digit numbers. He did so in just 25.19 seconds–roughly equivalent to one addition every 0.5 seconds. The math whiz said he practices calculations for around five to six hours a day.

How the National Science Foundation supports the US economy

The NSF has filled funding gaps in the research and development of products developed in the private sector, particularly when the research requires more than three years to complete. These investments, including in startups such as Qualcomm and Symantec, have supported job creation, generated economic returns, and helped build the technologies many industries rely upon, such as the internet.

Roughly 43 million US borrowers owe roughly $1.7T in student debt, the second-largest source of consumer debt behind mortgages.

The United States is one of only around two dozen countries with a fully federal system of government, in which power is divided between national and state governments.

In 2026, Finland was named the world's happiest country for the ninth consecutive year based on its wealth, social safety network, and high life expectancy, among other factors.

44% of Americans say they pray at least once a day—discover how your state's religiosity stacks up against the rest of the country.

The US dollar is the most widely circulated currency in the world, and is involved in nearly 90% of global transactions

As of 2025, the most cited papers in science include a review of graphene, methods to improve image recognition, streamlining electron density calculations, and optimizing protein studies.

The US first hosted the World Cup in 1994, a tournament that lives in soccer infamy for its poor planning and the murder of Colombian player Andres Escobar, who'd accidentally scored on his own net.

Up to a million Girl Scouts sell about 200 million cookie boxes every spring, generating $800 million, largely because refusing a child is frowned upon

The first steps to rebuilding your credit score include getting to know exactly what's on your credit report and figuring out how far you are from the '700 club,' or 'good score' range.

The 2026 Ebola outbreak is hampered by a lack of vaccine against the species of the virus, heightening the need for rapid tests to aid in disease control.

About 2,000 US babies are born annually without some portion of their limbs, potentially leading to a lifetime of pricey prosthetics.

Children are now three times more likely to say they want to be a YouTuber when they grow up than an astronaut, with some even attending 'YouTube camps' that teach kids how to create content for the platform.

Louisiana's 'Cancer Alley' is infamous for having some of the highest industrial pollution, toxic air emissions, and cancer risks in the US.

At the beginning of the 20th century, a group of young men ate standard American food—replete with food additives like borax and formaldehyde—as part of government research to better understand food safety.

The hormonal disorder PCOS was renamed PMOS in 2026, a move designed to improve care and research by shifting the focus to the hormonal causes of this condition that affects 1 in 8 women.

SpaceX's S-1 or 'prospectus' revealed many previously unknown details about the company, including its unprofitability despite doing $18.7B in revenue in 2025, exactly how many voting shares Elon Musk will have in the company (roughly 85%), and more.

See this overview of the firework rules across all 50 states, ranging from a complete ban on non-professional fireworks in Massachusetts to states with more lax rules like Indiana.

Scientists can determine Earth's past climate conditions by analyzing air trapped in microscopic bubbles within ice cores—columns of compressed snow layers that build up over hundreds of thousands of years.

Before humans, the Soviet Union and the United States sent animals—including apes, dogs, and cats—to space during the Space Race.

Alzheimer's can lead to brain shrinkage, with an average of around 2% of volume reduction per year

The Beatles' US label rejected the band's first two singles, 'Please Please Me' and 'From Me to You,' with one executive calling the band 'dead in the water.'

Clever Hans was a 1900s horse that was believed to be able to solve math equations, tell time, and read and comprehend German, until a psychology student discovered how he got his answers.

Most of the observable universe's volume consists of voids and supervoids—enormous regions of space with little to no galaxies, stars, or light.