Massachusetts is the only state that bans all non-professional fireworks

11 people died from firework injuries in the US in 2024

Most of those deaths involved misuse of the explosives and device malfunctions or misfires. That fatality count doesn't include the almost 15,000 people who received treatment in the emergency room due to firework-related injuries. More than a third of all the injuries in 2024 were burns, underscoring the risks of using these explosive devices.

11 people died from firework injuries in the US in 2024.

Fireworks usage on Independence Day comes from their celebratory use in ancient China

Burning bamboo stalks produces a small explosion that was believed to ward off evil spirits. As knowledge of fireworks, which initially used these stalks, carried over into other cultures, so did their use to promote good luck and celebration.

Firework or sparkler burns, even if they cover a relatively small area of skin, can significantly affect our range of motion.

Massachusetts banned happy hour in 1984 during a surge in advocacy around preventing drunk driving

Massachusetts was the first US state to ban happy hours. The ban, which prohibits selling discounted drinks during designated times, occurred after a 20-year-old woman died in a drunken driving accident in Braintree, Massachusetts.

'Silent' fireworks are not entirely noise-free

By using a reduced amount of flash powder—the ingredient responsible for the loud explosions that fireworks make—"silent" fireworks produce displays between 70 and 90 decibels, rather than the approximately 175 decibels heard in professional displays.

One Chinese businessman controls 70% of the fireworks entering the US

A warehouse explosion in 2008 forced all pyrotechnic shipments to travel through the Shanghai port under three special permits Ding Yan Zhong was given. Since then, he has established a near-monopoly over the global fireworks distribution chain, with logistics and shipping hubs in China and California. (Some users may experience a paywall.)

Fireworks make a loud booming sound after exploding due to air expanding faster than the speed of sound.

'Silent' fireworks have gained more interest in recent years as a quieter celebratory option.

A New York fireworks ban necessitated a new way to ring in the New Year

In 1906, the city banned fireworks displays, forcing the Times Square celebration to find a new centerpiece. The Times commissioned Jacob Starr, a Ukrainian immigrant who worked for Strauss Signs, to develop an ornament. He returned with the now-iconic New Year’s ball.

Watch a pyrotechnician answer questions about fireworks

Professional pyrotechnician Patrick Cyrana answers the internet’s most curious questions about fireworks, from designing ghost effects and exploring how electronic firing systems work to explaining what it takes to create displays in the rain.

Learn more about the history of fireworks, which dates back to an accidental invention during an alchemist's quest for information about immortality.

Each state has its own regulations regarding marriage

Some states don’t even require a ceremony or license, opting to allow “common law” marriages. Prenuptial agreements and other legal matters will likely require an attorney’s help. And marriages can offer benefits, like tax breaks.

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

The National Mall hosts one of the country's largest July Fourth fireworks shows

Each Independence Day, the National Mall hosts a massive fireworks display coordinated by the National Park Service, drawing hundreds of thousands of spectators to the nation's capital.

Learn how your body is, scientifically, like a firework with its own slow, controlled burn.

37 states today limit how long governors can serve

Most states cap governors to two consecutive four-year terms, though rules vary—Virginia is unique in allowing only one term at a time. These limits reflect a long tradition of restricting executive power at the state level.

Sports betting is legal in 47 states and the District of Columbia

This downloadable map provides an easy-to-see overview of each state's position on legalized gambling, including a breakdown of online versus retail betting. Click on a state, and a new page will provide information on what type of wagers are allowed, key regulations, tax rate data, and where that tax money will be allocated.

As of 2026, the majority of US states have unsafe radon exposure levels

Alaska, South Dakota, Pennsylvania, Ohio, and Washington top the list of states with exposure levels above 4 picocuries per liter for this naturally occurring radioactive gas. While these state-level averages vary from one county, municipality, and home to another, the EPA encourages those in the highest-risk states to test their homes.

Are psychedelics legal in your state?

The answer is usually more complicated than a simple yes or no. This resource includes a state-by-state and international breakdown of current psychedelics legislation and reform. As of November 2023, psychedelics are fully illegal in 18 states, though there still may be religious or medical exemptions depending on the drug in question. Legislation reform and decriminalization efforts are ongoing.

Massachusetts is the state with the highest median household income for young Americans at $123.2K per year

Americans ages 25 through 44 make more in some states than others. While Massachusetts took the top billing, Mississippi came in last place out of all 50 states at $66K per year—a roughly 87% difference. However, it's important to remember that the cost of living in many of the highest-earning states in the US is significantly higher than the cost of living in the lowest-earning states.

A guide to single-use plastic bans across the US

Over 100 cities and municipalities in the US have banned Expanded Polystyrene (EPS) in government facilities including New York City, Los Angeles, Seattle, San Diego and Miami Beach, Florida. Here, maps illustrate what US states have bans in place.

44 states in the US have implemented ride safety laws

Rides are developed and tested for years before they host passengers. Maintenance teams perform various tests every day before opening coasters to the public. The chances of risk are rare, as exemplified in 2019 when amusement parks saw .8 injuries per million rides.

Browse a list of the most important invention from each state

From Alabama's electric hearing aid and Idaho's television to Washington's artificial heart and Wisconsin's space suit, this map highlights technological breakthroughs with outsized impacts from each US commonwealth. The District of Columbia is also featured as the state of origin for the telegraph and Morse code. (Some readers may experience a paywall.)

3 states did not officially ratify the Bill of Rights until 1939

Massachusetts, Connecticut, and Georgia originally rejected or tabled the amendments in 1791. With Virginia's ratification already clearing the three-fourths threshold of adoption, there was no legal pressure to revisit it—until all three states acted symbolically on the 150th anniversary of Congressional approval of the amendments.

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.

Hawaii is the only US state with no incorporated municipalities

Unlike every other state, Hawaii has no cities or towns. Its four county governments manage all local services—the functions that municipalities provide elsewhere in the US—across the entire state.

Boston police told Stravinsky he had ‘tampered’ with ‘The Star-Spangled Banner’

There’s no national standard for arranging the national anthem, though it can be a different story on the state level. Conductor Igor Stravinsky learned that in 1944, when the Boston police commissioner visited his dressing room to warn him about a Massachusetts law against “tampering” with national property.

As of 2025, the longest lightning bolt in the world spanned several states

Although the average bolt measures less than 16 kilometers (10 miles), the 2017 "megaflash" spanned 829 kilometers (515 miles) from eastern Texas to Missouri. Severe thunderstorms are common in the region, where warm, humid air from the Gulf collides with cool, dry air from the north, generating atmospheric instability.

Fire districts and fire departments are governed differently

A fire department is usually a municipal agency under the control of city or county authorities. In contrast, a fire district functions as an independent special district with its own elected board, separate budget, and taxing authority.

In the US, any court can rule on constitutionality—unlike in most other countries

In the American system, known as diffuse judicial review, federal and state courts at every level may assess whether laws comply with the Constitution, and their decisions are ultimately reviewable by the Supreme Court. Many other democracies, by contrast, reserve constitutional review to specialized constitutional courts.

Particle interactions follow rules related to specific quantum properties

Like a business whose purchased inventory matches sold inventory, physicists identified specific patterns across decades of particle accelerator data, which became new conservation laws for elementary particles. These laws help identify which particle decays are expected or forbidden.

Strict rules dictate the making of Champagne

Some regulations, such as geographical area and grape varieties, are fairly well known. But to be true Champagne, winemakers must follow guidelines for all sorts of finicky things, including pruning, press yield (how much juice is extracted from the grapes), alcohol content, vineyard management, and aging, among others.

View the ten deadliest tornadoes in US history.

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.

How fusion—which releases energy when two lighter atoms combine to form a heavier atom—differs from fission

Before writing 'Walden,' transcendentalist Henry David Thoreau nearly burned down his hometown with a campfire that grew out of control.

70 years ago today, city officials in Santa Cruz, California, banned rock 'n' roll to protect its youth from corruption after witnessing a 'provocative' concert the night before.

The price of gas is a composite made up of several different factors, with the federal gas tax making up less than 20% of what drivers pay at the pump.

Explore an interactive map of battles from the American Revolution, along with detailed summaries of each engagement

Power lines are dotted with large, brightly colored balls to improve the visibility of these thin wires to helicopters and small planes and help prevent potential crashes.

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

The story of Dollree Mapp, whose legal challenge over her 1957 conviction for possessing "obscene material" led to a major strengthening of the Fourth Amendment

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

For centuries, Niagara Falls has been a magnet for daredevils seeking to conquer one of nature's most powerful wonders, with its 200-foot drop and water rushing at 32 feet per second with 280 tons of force.

Many legends about George Washington, including his supposed wooden teeth and the story of cutting down the cherry tree, lack evidence.

Domino's Pizza's 30-minute delivery guarantee was responsible for the chain's 1980s surge, but it was discontinued after the company was found liable for delivery driver accidents.

Gerrymandering works through two techniques: cracking opposing voters across districts to dilute their power, and packing them into a few to waste their votes in lopsided majorities.

Exploring the Larry Bird punch that almost changed March Madness

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.