PayPal was started in 1998 by Peter Thiel

Peter Thiel and Elon Musk formed PayPal after merging two dot-com companies

Elon Musk cofounded "X.com," an online banking service, in 1999 with the idea that the web would become a financial repository as internet access expanded and became ingrained in daily life. Peter Thiel cofounded "Confinity" as a digital security service that morphed into a payments system. In 2000, the two merged to form PayPal, and in 2002, they sold PayPal to eBay for $1.5B.

PayPal's Peter Thiel turned his Roth IRA into $5B

In 1999, tech titan Peter Thiel had a Roth IRA with roughly $2K in it. By 2019, that tax-free account was worth $5B. For context, the average Roth IRA was worth roughly $39K at the end of 2018. Naturally, Thiel had a few investment options that the average person probably doesn’t have access to—but the story of his IRA’s boom is nonetheless fascinating.

The concept for Palantir's key software came from PayPal's anti-fraud protocol

PayPal, which, like Palantir, was cofounded by Peter Thiel, developed the initial framework for Palantir's data-mining service to prevent financial crime. Following the 9/11 terrorist attacks, Thiel realized the software could also enable government agencies to connect data and prevent similar terrorist attacks from occurring in the future.

The story of Klarna's IPO

BNPY company Klarna went public on the NYSE in September 2025, roughly 20 years after it was founded. At the time, Klarna made roughly three-quarters of its revenue via merchant fees, charging a small premium for each purchase.

YouTube began as a quirky site invented by former PayPal employees

In February 2005, YouTube was launched by Steve Chen, Chad Hurley, and Jawed Karim. Their idea was to build a platform to support the convenient sharing of videos online, a relatively novel idea in the days of cable TV and early social media.

The first private equity fund was launched in 1960

At the time, the industry—and the public's understanding of it—was rather limited, and few private equity firms existed until the 1980s. The first leveraged buyout is thought to have taken place in 1955.

Elon Musk joined Tesla in 2004, investing $30M and becoming chair

The company went public in 2010, raising $226 million in its IPO just two years after beginning production on its first car. Tesla's first Supercharger stations were launched in 2012 with six locations in California.

IPOs that failed

Plenty of private companies fail once they try to go public. Failing can mean shares sell for less than their initial asking price on its IPO date, or it can look like a company pulling out of the IPO process at the last minute. Some companies with failed IPOs include Pets.com, Etsy, and Robinhood. Learn more about these companies and others here.

Explore a visual timeline of fintech’s history and growth

From the debut of the world’s first ATM in 1967, to Apple Pay launching in 2014, financial technologies have come a very long way in a relatively short historical period. A colorful visual timeline highlights some of the most important milestones along the way.

A quick history of Tencent

The Chinese tech firm grew from a late 1990's internet messaging service to a globally influential conglomerate. It was China's first company to hit the $500B valuation mark, and now enjoys massive reach via WeChat, WeBank, and its robust investment portfolio.

Many startup founders pull out-of-the-box stunts to get their businesses off the ground

Do you know Airbnb’s founders used cereal (yes, as in the breakfast food) to secure their initial round of funding? Or that PayPal’s founders once gave out free money to get people to sign up for the platform? These stories might be crazy, but they’re not uncommon.

An initial public offering or 'IPO' is the process of a private company becoming public by putting shares of the company on the stock market for purchase.

Bumble went public with an IPO in 2021

That year, Bumble Founder Whitney Wolfe Herd became the youngest female CEO to ever take a company public. The company pivoted during the 2020 COVID-19 pandemic lockdowns, focusing its marketing strategy on promoting social-distanced dating and its video chat features.

Crypto's origins date back to 1983

While crypto feels new, it actually dates to 1983, with eCash's creation. However, a lot has happened in the crypto world over the past few years in particular—crypto's market cap surpassed $2T for the first time in 2021, for instance. A timeline of crypto's history details the events in between.

Mark Zuckerberg was nearly fired from his own company after refusing to sell Facebook to Yahoo for $1B

In 2006, Yahoo tried to buy Facebook for $1B. Despite enthusiasm from nearly all of Facebook's management team and board (which included PayPal cofounder and famed investor Peter Thiel at the time), then 22-year-old Zuckerberg turned down the offer, insisting that Yahoo undervalued the company and didn't have a clear vision for the future. Zuckerberg has since said he regrets not being clear about his intentions to grow the company with his team before the Yahoo bid, as almost all of the company's management team left after he turned down the offer.

More than $3.5B has been invested through AngelList

AngelList was created to connect startups and angel investors. It’s evolved since its 2010 founding and has been used by companies like Uber and OpenSea.

The 'big bang' of the dot-com era: Netscape's stock price doubled on the day of its initial public offering

The company behind the browser that revolutionized search went public on August 9, 1995. Just before the IPO, the company increased its initial opening price from $14 to $28. On the day the company went public, shares traded as high as $71 before closing at $58.25. The company's market capitalization exceeded $2B. The eye-popping IPO is largely considered the beginning of the dot-com bubble.

Amazon sold its first book on April 3, 1995

Before selling everything on the internet, Amazon started as an online bookstore. The company's first customer was a man named John Wainright, who purchased "Fluid Concepts And Creative Analogies: Computer Models Of The Fundamental Mechanisms Of Thought" by Douglas Hofstadter. There's a building named after Wainwright on Amazon's Seattle campus.

The first US stock exchange dates back to the 1790s in Philadelphia

Only two years after that stock exchange in Philadelphia started, the largest stock exchange in the US to date was created: the New York Stock Exchange.

Electronic trading transformed investing, ushering in a new era for retail investors in which average Americans could research stocks online and then use early platforms like StreetSmart and E-Trade to conduct their transactions

In the early 1990s, stock brokerages knew that online trading would be a great equalizer, creating opportunities for more individuals to buy and sell stocks.

Steve Jobs saved a nearly bankrupt Apple

Apple nearly went bankrupt in 1997, when the tech company had only three months of operational cash left. Apple's board ousted cofounder Steve Jobs in 1985, but he was brought back as interim CEO to revive the company when Apple purchased Jobs' company, NeXT.

Blue Origin, Jeff Bezos’ aerospace company, sent its first passengers to space in 2021

Founded in 2000, Bezos spent many years working on the company as a side project before it became more well-known around 2004, when a plot of land in Texas was purchased as a launch site for the company’s rockets. He has said that the goal of Blue Origin is to build “reusable space vehicles.” This resource details what passengers experience from takeoff to landing on a Blue Origin flight.

Prediction market Polymarket's CEO dropped out of New York University

Polymarket CEO Shayne Coplan started building Polymarket when he was 21. Polymarket has been backed by billionaire investors such as Peter Thiel and Vitalik Buterin.

Scroll through a Sears historical timeline, starting in the year 1886

The Sears story starts with railroad worker Richard Sears purchasing a declined shipment of watches for a discounted price. An interactive historical timeline chronicles the history of Sears from then onwards.

Sophia Amoruso's company Nasty Gal was worth $100M at its peak

In 2006, Sophia Amoruso started an eBay shop that would later transform into the clothing company Nasty Gal. However, Amoruso’s rags-to-riches success with Nasty Gal didn’t last. After multiple rounds of layoffs and employee complaints, the company filed for bankruptcy in 2016.

John Foley was the president of e-commerce at Barnes & Noble before founding Peloton

Foley worked for Barnes & Noble during the company's race against Amazon to dominate the e-reader market (Barnes & Noble had the Nook and Amazon had the Kindle). Foley says his time working for Barnes & Noble helped him learn the business of digital media, which is a core element of Peloton's business.

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.

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.

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

The USPS spent $3.97B in 2024, accounting for .058% of the federal budget.

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

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

Sears sold DIY house kits starting at $600 in its famous catalog from 1908 through the 1940s, resulting in roughly 10,000 'Sears and Roebuck houses' being built.

In 2019, a laptop loaded with six of the worst malware in history and described as 'an exhibit of historical weaponry' sold for $1.3M.

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

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.

Fast-casual restaurant Chili's is experiencing a resurgence, with its parent company recently reporting a nearly 32% increase in sales, thanks to passionate Gen Z fans on TikTok.

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

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

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.

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

Budweiser stores yeast derived from the original 1800s strain in a secret bunker, which only the Head of Yeast Management can access—not even the CEO

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.

Dozens of S&P 500 stocks, including Coca-Cola and Walmart—known as the dividend aristocrats—have increased dividends every year for 25 years

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.

The animatronic shark from Steven Spielberg's 'Jaws,' the first modern blockbuster, was a complex underwater apparatus called 'Bruce.'

The most expensive ad of all time was for Chanel No. 5 perfume and cost roughly $33M to produce in 2004—about $57M in today's dollars.

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

A century of Billboard issues documenting the evolution of popular music.

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.