Unions are organizations workers form to improve aspects of their working conditions

Labor unions, explained

The weekend is one of many benefits shaped by labor unions. These organizations, representing millions of workers, have influenced much of modern work life, from wages to safety standards. With roots stretching back to the 18th century, unions have long been at the center of change in labor rights.

How starting a union works

Starting a union within a workplace is a long, complicated process. There are many steps to take depending on how management reacts to each decision workers make during the proceedings. If you’re interested in helping your workplace unionize—or curious about what the journey to unionization looks like—this video can help.

Pros and cons of unions

While unions require fees and can make promoting high-performing workers and letting go of lower-performing ones more difficult in some workplaces, they have their positive aspects too. Labor unions tend to increase pay and benefits for employees, for instance.

Do unions still work?

Workers everywhere from Starbucks to Uber have made headlines about unionizing—and some union experts argue that despite union membership being lower than it was in eras past, unions could still help the economy.

A list of US labor unions

Maybe you’ve heard of the Teamsters, the trucking union that's among the most well-known labor unions in the US. But you might not have heard of the National Association of Letter Carriers. As it turns out, there can be a union for almost every profession, no matter how niche.

Supervisors can’t join unions

Some union critics argue labor unions create unease between workers and their supervisors—partly because those supervisors are prohibited from joining unions. The National Labor Relations Act created that distinction between workers and their managers due to potential supervisor bias (think: pressure from company shareholders to vote differently in union elections).

Map of union membership by state

In the United States, unions exist across the entire country, but some states have more union members than others. Multiple reasons exist: from policy differences across states, to industrial and cultural influences. Want to learn more? Find out which state has the highest percentage of union membership, and which one has the lowest, through this map.

Journalists are increasingly unionizing

The LA Times was a famously anti-union paper—until its owner sought to cut costs by consolidating positions across its portfolio. This paper isn’t alone. Over the past few years, as the news business struggled, many publications kicked their unionizing efforts up a notch.

27 states have right-to-work laws

That means employees in those states can choose whether or not to join a union at their workplace. Right-to-work laws also make it optional for employees in unionized workplaces to pay fees associated with union membership.

6 union history facts

Founded in 1794, the Federal Society of Journeymen Cordwainers (who were leather workers and cobblers) is considered to be the first union in the United States.

Credit unions, explained

Proponents of credit unions often point to the fact they’re not-for-profit cooperatives instead of for-profit businesses as a key selling point. This explainer dives into what this looks like in action—instead of pocketing the profits from interest rates, credit unions reinvest that money into the products and services they offer. For customers, this tends to create a more personal and community-oriented experience.

There are 6 primary governing bodies at the UN

The United Nations is structured around six main bodies: the General Assembly, Security Council, Economic and Social Council, Trusteeship Council, International Court of Justice, and Secretariat. Each plays a distinct role in promoting peace, justice, and cooperation worldwide.

Marriage is a legally and socially sanctioned union

Marriage's definition may seem simple—a union of two or more people who join their lives together in a culturally appropriate fashion. However, elaborate customs and diverse expectations dictate the roles spouses will play for one another. Across different regions and periods, marriages have taken a great number of forms.

Minor leaguers once unionized for better pay, housing, and medical care

For decades, Minor League baseball players endured overcrowded housing, indifferent medical care, and all-night bus rides for a chance to make it to “The Show.” And they did it for as little as $4,800 a year.

Leagues like the Premier League differ from the World Cup

The Premier League and other similar club leagues are professional organizations like the NFL or the NBA, where owners purchase player contracts. World Cup teams, on the other hand, are organized by citizenship.

Arthritis is an umbrella term for various conditions that cause joint pain

Arthritis isn’t one single disease, but rather a range of conditions that all lead back to the same outcome—joint pain. This American Academy of Orthopaedic Surgeons primer is a go-to resource for understanding what arthritis is, the most common types, and various treatment options depending on the underlying cause.

People who work from home might be less likely to take vacation than in-person workers

Remote workers took 5.5% less annual vacation time than their on-site counterparts, according to one 2023 study. The researchers found that remote workers were 22% less likely to take any vacation time at all, and that when they did go on vacation, they tended to take less total time off.

What is vaccination? The World Health Org explains

Read up on the basics of vaccinations with this 101 from the World Health Organization, the public health arm of the United Nations.

Companies often use different share classes, like Class A or Class B, to structure ownership

Share classes refer to specific types of company stock that are distinguished by the rights they grant, such as voting power and dividend access.

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.

Explaining the unified atomic mass units, which quantifies the mass of atoms and molecules

Until 1961, the atomic mass unit was defined based on oxygen-16, but it was later replaced by the unified atomic mass unit, defined as 1/12th the mass of a carbon-12 atom. Today, the term "atomic mass unit" often refers to the "unified atomic mass unit," denoted by the symbol u.

What are tariffs and how do they work?

Tariffs are taxes on imported goods paid by importing companies but typically passed on to consumers. They vary by country and product and, despite recent spikes, have historically accounted for less than 2% of federal revenue. Explore more with these data visualizations from USAFacts.

Management consultants deal with solving complex business challenges

Specifically, according to an article from careers site The Muse, a management consultant can be loosely defined as someone who is “a problem solver for some of the more complex business and org structures out there.”

Various types of memory, each serving unique functions, create a complex brain system

These forms of memory, which can overlap in daily life, have been sorted into broad categories, such as short-term and long-term memory, and subtypes such as implicit memory, which uses saved information without conscious awareness that it’s being recalled.

In the US, 'organic food' is defined by the USDA

Food products can only be classified as “organic” if they meet the standards defined by the US Department of Agriculture. For crops, that means avoiding prohibited substances and genetic engineering, among other requirements. For livestock, that includes a minimum number of grazing days.

What is a lien?

A lien is a legal claim or right to someone else's property, such as a home. For instance, if someone wins a lawsuit against you and they can’t immediately collect the money you owe them, they might have the right to file a lien against your property.

While atoms are normally made of protons, neutrons, and electrons, exotic ones have been built with antimatter—alternate versions of normal matter that live for fractions of a second and are about a billion times as rare.

Venture capital is a form of funding provided to early-stage companies with high growth potential, typically in exchange for an equity (or ownership) stake

Long before Major League Baseball began allowing instant replay for balls and strikes, an umpire reluctantly used the technology to determine whether a hit was a home run, a move that inadvertently ushered in a new era for the sport.

Corals are themselves not coral reefs—the term refers to the tiny marine invertebrates that build the rigid reef.

Researchers believe the brain consolidates memories, processes emotions, and plans for the future during dream states

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.

To reduce wrinkles in clothing, research recommends gentle wash cycles with more water and tumble drying with smaller loads and longer times.

See the 25 of the best photos of auroras from around the world.

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

The Brothers Grimm were lawyers before they were storytellers, but became interested in fairy tales as they began investigating how rules and customs had been passed down through cultures.

Watch how algorithms can be designed to train themselves and self-improve without human input, to the point where the optimized code is too complex for programmers to understand.

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.

Chaos theory—informally known as the butterfly effect—is the reason why weather forecasts are presented with probabilities rather than certainties.

Poison ivy's characteristic rash is caused by an allergic response to an oily compound in the plant called urushiol.

Hookworm infection, though risky, may help fight certain autoimmune conditions by tamping down the immune system's inflammatory response.

Explore what it's like inside a patient isolation unit, used in situations such as treating a patient or suspected patient with Ebola.

Sunflowers have long been a symbol of nuclear disarmament because they can extract large amounts of radioactive cesium from soil.

Famed poet TS Eliot rejected the manuscript for George Orwell's political fable 'Animal Farm,' writing that its criticism of authoritarianism was not 'the right point of view.'

NBA superstar Victor Wembanyama spent the 2025 summer training with monks in central China to enhance his body and mind.

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.

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

The word 'jazz' evolved from 'jasm,' 19th-century American slang for 'energy'

20,000 letters to the advice columnist 'Dear Abby' provide insight into prevailing sex, religion, and LGBTQ fears, anxieties, and concerns from the 1950s onward.

Objects can be 3D printed with light by projecting 2D computerized tomography (CT) scans onto rotating cylinders of resin, which solidify upon exposure.