The stock market, explained in 3 minutes

The stock market, explained in 3 minutes

The stock market consists of a set of exchanges and other venues where shares of public companies are bought and sold. The Nasdaq and the New York Stock Exchange are two of the most well-known exchanges in the US, while major exchanges also operate around the world, including in Tokyo, Shanghai, London, and São Paulo.

Why does the stock market matter?

Open any newspaper, turn on your local TV news station, or listen to a daily business radio segment, and you’re bound to hear about how the stock market is performing. Netflix created a 17-minute (free) explainer that dives deep into the nitty-gritty of how we got here.

Ride along on one coffee company’s journey through the stock market

From going public with an initial public offering, to struggling with how negative news coverage impacts a stock’s value, this video lets you put yourself in the shoes of a newly public company. This makes learning about the inner workings of the stock market much easier.

Inflation explained in under 3 minutes

Keep seeing inflation in the news, but don't have a great grasp on what it means or how it works? This overview from 1440 breaks down how economists think about inflation, what it means for the average consumer, and how governments attempt to keep rising prices in check through various policies.

40 key stock market terms, explained

Liquidity. Forex. Capitalization. Blue chip stocks. These are just a few pieces of stock market vocabulary most people who don't spend all day on a trading floor might not know. Thankfully, we found a fun infographic that makes it easier to learn what 40 key stock market terms mean and why each of them matters.

Play a game that reveals if investors with a crystal ball make better trades

The "crystal ball" game reveals how well you would do trading stocks and bonds if you could see the front page of the Wall Street Journal one day in advance.

Hear a finance professor answer questions about investing

From stocks and index funds to gold, a business professor at Duke University answers questions from the internet about investing.

Watch Ray Dalio explain how the economy works

Dalio describes the economy as a machine that runs on three main cycles: productivity growth, the short-term debt cycle, and the long-term debt cycle. Dalio says layering these three cycles on top of each other essentially creates a template for understanding changes in the economy.

Retail investing by the numbers

When average Americans began pouring into the stock market, Wall Street wasn’t sure if its new guests were there to stay. But at the end of 2023, Public confidently declared that retail investors “weren’t going anywhere” after 30 million new individuals began buying and selling stock. Download the report to learn more here.

Relive the biggest swings in the Dow’s history

From the 1929 crash to the Coronavirus Pandemic in 2020, this piece spotlights five of the most dramatic single-day moves in the Dow’s 125-year history.

Bank runs, explained

A major feature of the modern financial system is trust: if an institution loses it, customers will quickly withdraw deposits and stockholders will sell their shares. This digestible animated video looks into the nature and history of bank runs and...

Vitalik Buterin explains ethereum in 30 minutes

Every year, ethereum creator Vitalik Buterin explains what his crypto platform is in a 30-minute presentation at the Ethereum Foundation’s event, Devcon. Buterin’s explanation goes deeper than a simple 101 explanation. To learn more about the current state of ethereum, what’s changed recently, and what Buterin expects down the road, watch this video.

The dot-com stock bubble taught Howard Marks about markets

Annual investment letters from Howard Marks, the billionaire cofounder of top distressed debt shop Oaktree Capital Management, are required reading on Wall Street. The prolific writer and investor explains the distinction between the folly of trying to time the market and the necessity of paying attention to market cycles. The difference makes all the difference in returns.

Learn how to read a prospectus, the juicy document that any company must file with the SEC before going public.

A deep dive into Enron, one of the largest accounting scandals in history

Investing comes with great opportunities for reward, but it also carries great risk. Investors learned that the hard way when Enron collapsed. Everyone lost money—from the largest institutions on Wall Street to mom-and-pop investors who bought S&P 500 index funds. This series from American Scandal starts with a close-up into an investment manager at Enron who started to unravel the accounting scandal happening behind the scenes. Listen here.

Watch this video that uses Lego bricks to explain how venture capital works.

Watch how the S&P 500 is actually calculated

After accounting for each company's float-adjusted market capitalization (a metric that combines the price of a company's stock, the total number of shares, and the stock's float, which means how many shares are actually available), the S&P 500 formula uses a divisor to create the index number. However, what the divisor is and what it represents are secrets.

How to put on a hedge

These days, hedging your portfolio isn’t just for hedge fund managers. An explainer from Robinhood delves into what a hedged position actually is, why traders put on hedges, and how you, too, can work to guard your holdings against a market downturn. The idea is to derive gains from your portfolio when markets are trending up, down, or sideways.

A parent explains 529 plans and why they decided to start one

The parent explains the basics of what a 529 is, its advantages, and how it works, breaking down portfolio options for investing in 529 plans using Vanguard as a provider.

Four video explainers on quantum fundamentals

Ready to level up your working knowledge of quantum mechanics? Check out these four TED-Ed Lessons written by Chad Orzel, associate professor in the Department of Physics and Astronomy at Union College

Explore a list of the world’s weirdest and wildest ETFs

Whether you’re leaping straight into the future and looking for stocks picked by AI, a sci-fi aficionado who wants to invest in space travel, or a drama enthusiast looking to make money on stock market volatility, the ETF market’s weird corners have something for you.

The basics of private credit—plus why it matters in 2026

This podcast episode—one of the best we found for explaining the ins and outs of private credit—details how private credit became a significant lender for the tech industry, and how AI could disrupt private credit investments.

One $100 investment in the Medallion Fund skyrockets over time

The Medallion Fund, the famously secretive quant fund that invests billions of dollars for the partners and employees of a single firm with a legendary track record, has trounced the market for more than three decades. While its results are an extreme outlier, this visualization showcases the power of compound interest.

The future of the internet

Blockchain? Crypto? NFTs? Oh my. Gilles DC provides a simple breakdown of what Web3 is, what it involves, its connection with web currencies, and how you can begin your own explorations of this brave new world. Gilles promises to describe Web3 in one take, explain how the reader can take advantage of it, and how blockchain might build a better society as a result.

The South Sea Bubble was an 18th-century scandal that redefined speculation

This video illustrates how the South Sea Company in Britain sparked a stock boom in 1720, with promises of huge trading profits, driving shares to unprecedented heights before a sudden crash wiped out the fortunes of investors—including Isaac Newton, who lost an estimated £20K.

Listen to a 2026 interview where Bumble's CEO said its stock is down 96% since its IPO 'for no reason'

CEO and Founder Whitney Wolfe Herd said the company is still performing very well. She added that the business makes $1B per year and referred to it as profitable. She went on to say "who knows what people trade stock on?" and that she believes the stock market has written Bumble off as if it were debt

How the stock market performed under every US president

It's worth noting that the stock market as we know it today didn't exist under the leadership of earlier presidents, such as George Washington and Thomas Jefferson.

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%.

Netflix profits when you're not watching, and its movies are designed that way—read a detail-rich critical essay exposing lesser-known Netflix takes

While the first exchange-traded fund (a 'basket' of different assets that can be bought and sold on a stock exchange) in the US only launched in 1993, the global ETF market has grown to more than $10T in the short time since.

Hedge funds, the private investment firms that trade a wide swath of financial assets, make money by imposing steep fees on investors and from the fund's investment performance.

Warren Buffett's former professor Benjamin Graham is known as the 'father of value investing,' a strategy in which investors seek to buy stocks trading below their intrinsic worth.

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

How Amazon operates a 'flywheel' business model, a self-reinforcing cycle that drives continuous growth

The name 'Silicon Valley' arose from the founding of Shockley Semiconductor Laboratory in Fairchild Semiconductor in 1956-57, founded near Stanford University in Palo Alto

Explore chaos in this simulation of two double pendulums, where small differences in the release angles produce wildly different outcomes.

Explore the animals that populate the depths of the ocean, from fish and coral in the first few hundred feet, all the way down to the bottom of the Mariana Trench.

Play the role of a student in a game where you try to navigate college and remain debt-free, selecting different income levels, high school experience, race, ethnicity, and more.

Exploring the Larry Bird punch that almost changed March Madness

Hear 50 years of iconic hip-hop samples, the genre's foundational looped tracks

Visualize how CRISPR-Cas9—a type of immune system used by single-celled organisms to attack invasive viruses—targets and makes precise changes to a gene's DNA.

Art theft is the third-largest source of criminal revenues worldwide, thanks in part to the subjective nature of valuing a work of art.

Discover the catastrophic consequences of a failure of the US electrical grid—something that is more likely than many Americans think.

This site reaches millions of visitors who are tired of AI chatbots and seeking human connection. Pretend to be an AI chatbot and ask questions, provide answers, and draw for people in real time.

According to the physics of black holes, our 4D reality may be a hologram—a projection of information coded on a 2D surface on the edge of the universe.

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.

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

Stanford built a Google Maps for the Roman Empire, revealing how much it cost to travel in the ancient world

Take a 3D tour of the Hajj, Islam's annual pilgrimage to Mecca, undertaken by more than 1.5 million Muslims each year.