The 6 US Mint locations across the country work together to create America’s coins and more

‘Mint marks’ are tiny letters on US coins that correspond to which mint location created them

As more mint branches opened up after Philadelphia (the first mint location), these “mint marks” helped hold each branch responsible for the quality of the coin. A coin minted in Philadelphia, for instance, would have the letter “P” on it. Some mint marks are extremely rare, making coins displaying them particularly valuable to collectors.

In 1792, Congress established the first national mint to produce all the coins in the US

At the same time, the US also started producing the dollar, its first official currency. The US Mint has since issued coins throughout the country.

The story of the ‘forgotten’ US Mints

Some US Mint branches that are now inactive were established during gold rushes during times of great demand. These include mints in Dahlonega, Georgia, Charlotte, North Carolina, and Carson City, Nevada. This video dives into their respective stories.

Before the US Mint, people made currency in private mints

Around the year 1652, New England coinage was created at private mints. Historically, private mints were often located in places where governments did not meet the demand for currency. This article dives into the history of private mints, including the ones people can still visit today.

Fort Knox was built to be a secure facility for the US Treasury's gold reserves

The gold reserves were previously used to back the US dollar under the gold standard. Although the US went off the gold standard in 1971, Fort Knox continues to store a large portion of the nation's gold reserves.

The US Mint created a video to show kids how coins are made

The video, made simple for children (or anyone who wants an easy-to-understand 101 video about the process coins go through to get in your wallet), outlines the entire process that a coin goes through in its lifetime, from Congress voting on new coins, to how coins are stamped, to their journey to a Reserve Bank.

The designs on US coins have changed a lot over the years

From states producing and issuing their own coins after the Revolutionary War, to collectors’ coins in modern times, US coins have had many design changes throughout history. You can learn about the different variations, plus what design elements are added to all US coins today, in an article.

How US currency is issued

Cash in the US is the result of a collaborative process between the Federal Reserve, the Treasury Department, regional banks, and a little-known agency called the Bureau of Engraving and Printing. From design to issuance, learn the steps in currency production in the US with this smart, aesthetic interactive.

22 fascinating discoveries of massive gold coin hoards

The gallery highlights major gold coin treasures from ancient to modern times, from the Saddle Ridge hoard in California in the 1800s (now worth $10M) to finds in Baltimore, Kentucky, and more. Each discovery reveals something about the period, with some buried and others left in vaults.

The platinum coin, explained by the creator of the idea

An obscure US Mint law permitting it to create platinum coins of any amount surfaced as a possible means of quickly paying down the national debt. Here's an explanation from the creator of the idea.

Some coin denominations have ridges etched on their sides, partly to prevent counterfeiting, in a practice called 'reeding.'

Up to $68M in coins gets trashed every year

Waste facilities and TSA say they collect thousands of dollars of discarded money per year. A Wall Street Journal reporter visited a waste facility and learned what you can do with your extra change.

America’s founding documents were once housed in other government buildings

Today, the Constitution and Declaration are displayed at the National Archives. Still, for more than a century, they were kept by other federal institutions—including the State Department and the Library of Congress—before gaining a permanent home in the 1930s.

USDC's reserves were held at Silicon Valley Bank when the bank collapsed

One of the world's largest stablecoin's reserves were held at Silicon Valley Bank, which famously failed in March 2023. USDC briefly lost its peg to the US dollar for a time as a result, within investors pulling out billions of dollars.

Costco's bullion program offers an attractive option for retail investors, experts say

Although Costco's gold bars often sell out, experts caution that the Costco gold rush was more "mob mentality" than sound investment. The bullion program is one way for retail investors to get exposure to the commodities market.

Most of the critical mineral supply needed for US data centers is imported

The country with the most data centers relies on other nations for about 80% of the rare earth elements needed for magnetic materials in storage drives, 64% of the silver and 85% of the platinum it uses for electrical circuitry, and about half the aluminum and copper used in heat sinks that dissipate thermal energy from electronic components.

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

The American Battle Monuments Commission maintains 26 overseas military cemeteries in 16 countries

The cemeteries honor more than 218,000 American war dead, with the majority of sites located in France and Belgium, where some of the heaviest fighting of both World Wars took place.

The unbuilt monuments of Washington, DC

The capital city of the United States famously was built in a swampy area, with dozens of memorials, monuments, and more spanning its vast and complex design. This video explores five monuments that were either built or were rejected as alternatives in the sprawling District of Columbia on the banks of the Potomac River.

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.

Learn more about the three sites that powered the Manhattan Project

The Manhattan Project relied on three main sites: Oak Ridge, which enriched uranium; Hanford, which produced plutonium in large reactors; and Los Alamos, which designed and assembled the bombs—work that culminated in the Trinity nuclear test in 1945.

The standard measurement for precious metals comes from a small town in France

The troy ounce is the standard measurement for precious metals like gold and silver and it’s heavier than a standard ounce. The term “troy” is widely believed to come from the town of Troyes in France, which was a popular trading hub for merchants all across Europe in the Middle Ages.

Few actual Stamp Act stamps survived, as colonists destroyed nearly all of them in protest

The elaborate stamp bore royal symbols and the word "America" and was printed in Britain and shipped to the colonies to be sold by government officials. Protests erupted in nearly every colony before it could take effect, often violently targeting stamp collectors.

Ten lesser-known duties of the US president

The president of the United States is one of the most powerful positions in the world, but what exactly do they oversee? In addition to the obvious tasks of commanding the military, signing laws, and shaping national policy, this article highlights the lesser-known responsibilities of the American president. Naming national monuments and managing the White House beehive are just a few of the jobs you may be surprised to learn about.

The two-day marathon meetings of the Federal Open Market Committee follow a logical process of information sharing

In a stately room in the Eccles Building in Washington, DC, the 17 participants of the FOMC and their aides report on economic conditions and decide monetary policy.

Map of each state's largest tax revenue source

While America’s federal government primarily raises revenue through personal and corporate income taxes, it's a different story for each of the 50 states. This map shows how every state raises tax revenue for government activities. New York and California, for instance, raise most of that money through personal income taxes, whereas Texas and Florida have sales tax as their largest sources of tax revenue. Click here to see the map.

Where to celebrate Halloween in the US

Whether you are seeking extravagant celebrations, historic tours, frightening experiences, or family-friendly fun, this list provides a number of thrilling options for Halloween enthusiasts. Discover how different places across the U.S. observe the holiday, and choose the spooky opportunity that speaks to your tastes.

Washington systematically introduced and popularized mule breeding in the United States

Known as "the father of the American Mule," Washington imported a prized Spanish donkey and bred it with a female horse at Mount Vernon. He promoted mules as stronger, more efficient farm animals, helping spread their use across the South and transforming American agriculture.

Explore fun facts from the USPS, including unique post office buildings, a stamp that traveled past Pluto, and more.

The idea for the Federal Reserve was conceived in secret in 1910—with bankers donning duck hunt gear for disguise while traveling to a remote country club on Georgia's Jekyll Island

See how Budweiser's famous Clydesdales spend their days at Warm Springs Ranch, where roughly 70 to 80 of the beer brand's giant horses can be found at any given time.

Memecoins are a type of cryptocurrency—a form of digital currency with a wide variety of uses—created around popular 'memes,' or viral internet jokes.

Meet the 56 signers of the Declaration of Independence—most of whom didn't put pen to paper until August 2, 1776—and see their original signatures.

See how fireworks are made and learn how metals like magnesium and copper are responsible for different colors.

Watch how deep-sea mining equipment collects and processes polymetallic nodules—metal-rich, potato-shaped rocks—from the ocean floor and creates environmentally damaging plumes of sediments.

Abraham Lincoln was almost assassinated weeks before his inauguration as he traveled from Illinois to DC through Baltimore in 1861; it took two independent claims for Lincoln to be convinced the threat was real

The Nasdaq's 'Magnificent 7' companies are responsible for roughly 40% of the Nasdaq 100 index's gains, while the remaining 93 companies account for the other 60%.

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.

Ebola species have historically been named after where they were discovered, stigmatizing residents who live there, including Bundibugyo, in Uganda.

View the ten deadliest tornadoes in US history.

The distributor behind 'Rocky Horror' pulled the film from its scheduled national release, believing it would be a failure, though it eventually amassed a dedicated fanbase through midnight showings, a trend that continues over 50 years later.

In 2025, four executives from large tech companies were given positions in the US Army Reserves—including Palantir Chief Technology Officer Shyam Sankar, which reinforced Palantir's ties with the US military and its role as a leading defense partner.

'Grand Canyon of the Yellowstone,' a work by American painter Thomas Moran, inspired Congress to establish Yellowstone National Park.

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.

Legendary architect Frank Lloyd Wright designed the SC Johnson headquarters in Wisconsin, aiming to make a cathedral-like workplace

While the sun's gravity keeps the planets in orbit, their gravity also pulls on the sun, causing it and everything else in the solar system to orbit around a mutual balance point called the barycenter—the true center of the solar system.

See photos of Meteora, a mountainous site in central Greece, home to 14th-century monasteries perched atop soaring outcroppings.

In 2009, the nation was gripped by the story of a missing young boy who was believed to be floating over Colorado in a homemade balloon, until it was revealed that he was at home the whole time.

Bone marrow (soft tissue found inside certain bones) generates roughly 500 billion new blood cells each day

A small portion of The Winstons' 'Amen, Brother,' an obscure '60s gospel record, is the basis for thousands of hip-hop tracks, making it one of the most sampled records ever that's informally known as 'the Amen break.'