Pizza Hut helped pioneer online food delivery in 1994 with PizzaNet, a website that allowed users in select areas of California to order pizzas online.

Chicago deep-dish pizza arrived in 1943

Pizzeria Uno was the first establishment to sell the concoction, which turned more traditional pizza upside down, with cheese as the base and sauce as the topping. Soon, Uno employees went out on their own, sparking a citywide deep-dish phenomenon.

In 2001, Pizza Hut became the first company to deliver pizza to space

The chain paid the Russian space agency nearly $1M for the promotional stunt, which saw a Russian cosmonaut eat the pizza on video. Other unusual objects to make it to the International Space Station include a gorilla suit, an espresso machine, and several musical instruments.

Pizza became more popular in Italy after it took off in the US

Pizza was invented in Naples, though it wasn't particularly popular outside the region. As it grew more popular elsewhere—and as more American and European tourists visiting Italy began asking for it—restaurants across Italy adopted the cuisine. It's something anthropologist Agehananda Bharati calls "the pizza effect."

The frozen pizza was invented in 1950

In 1950, some pizzerias were premaking pies, allowing customers to take them home and cook them at their convenience. That same year, Philadelphia's Joseph Bucci filed a patent for a "Method of Making Frozen Pizza." Soon, frozen pizzas were appearing in grocery store aisles.

Pizza's popularity has waned in the 2020s

The food remains popular, but it has lagged behind the growth of other fast food spots like coffee shops and Mexican restaurants. It ranked sixth in US food sales from restaurant chains in 2024; it was in the second slot throughout the 1990s. (Some readers may experience a paywall.)

Lombardi's was the first documented pizza restaurant in the US

The New York establishment opened in the early 1900s and was a cornerstone of Manhattan's SoHo. At one point, it was open 23 hours a day, allowing laborers of the predominantly Italian-American community to stop by for pies before or after work.

Two Papa John’s pizzas were the first real-world transaction involving cryptocurrency

In 2010, a programmer Laszlo Hanyecz made the first real-world transaction involving cryptocurrency—purchasing two Papa John’s pizzas for 10,000 bitcoins. While the transaction was lauded as a milestone for cryptocurrency, it has also become a tongue-in-cheek cautionary tale—the value of the purchase price exceeded $620M at bitcoin’s all-time high.

The Hawaiian pizza was popularized by a Canadian chef

Hawaii's tiki culture was popular in North America through the mid-20th century, with canned pineapple a household staple. Sam Panopoulos, a Greek immigrant who operated a diner in Ontario, experimented with outlandish pizza recipes until he stumbled upon the idea for topping a pie with canned pineapple and ham.

Domino's Pizza's 30-minute guarantee was discontinued after a string of delivery-driver accidents

The chain's promotional gimmick offered customers free or reduced pizzas if their pizzas weren't delivered in 30 minutes or less. That policy led to the chain's popularity, but it also led to reckless driving: In the late '80s, the National Safe Workplace claimed its drivers had the same death rate as miners. After Domino's was found liable in 1993 for nearly $79M in damages, it discontinued the policy.

The world's largest pizza was 13,990 square feet

Pizza Hut teamed with YouTuber Eric Decker to create the massive, Guinness World Record-breaking pie. The 13,653-pound pizza was constructed at the Los Angeles Convention Center. It required 4,948 pounds of sauce, 8,800 pounds of cheese, and about 630,496 pepperoni slices.

A fresco from ancient Pompeii featured an 'ancestor of modern pizza'

A team of archaeologists discovered a fresco from 79 CE featuring what appears to be a proto-pizza: a pita topped with fruit, spices, and other toppings. One archaeologist in the PBS documentary below calls it an "ancestor of modern pizza in the sense that it's a very simple, poor kind of food."

A list of the world's best pizzerias

Italy may be pizza's ancestral home, but it's not the only place where you can get a top-notch slice. This guide, compiled by a team of anonymous judges, ranks the 50 best pizzerias in the world, Italy, the US, and more, offering a bucket list for pizza-loving completists.

Pizzagate alleged a neighborhood pizza joint was hosting a sex trafficking scheme

During the 2016 presidential elections, Comet Ping Pong Pizza became the subject of a conspiracy theory that the Clinton family used the space as a front for kidnapping and trafficking children. The hoax began on the message board 4chan after the public became aware that the shop's owner was a Democratic donor.

Sears once tried to become a tech company

In 1984, Sears arguably created one of the first online retail services, called “Prodigy,” in 1984 alongside IBM and CBS. But it was more of a WeChat than an Amazon, offering a variety of other services to users a few years before the dot com era.

Meet the man whose 100-patty In-N-Out order permanently changed their menu

In 2004, Will Young and a group of friends, including Zappos CEO Tony Hsieh, talked an In-N-Out in Las Vegas into making a 100-patty burger. The stunt prompted the chain to cap orders at 4 patties, a policy that remains in place today.

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.

Netflix positioned itself as a logical alternative to movie rentals

At its inception, Netflix disrupted the entertainment industry, in particular the movie rental business, by mass mailing DVDs to customers who made selections online. That brand is evident in this 2004 commercial.

Frozen burritos made the dish widely available in the 1950s

California native Duane Roberts, who also pioneered the frozen hamburger patty, invented the frozen burrito in 1956 to be easily prepared at fast food restaurants. This innovation also allowed it to be sold in supermarkets.

Pets.com is one of the most emblematic dot-com companies

Pets.com—an e-commerce pet store webpage—is a prime example of dot-com companies burning through investments. Despite being a popular and well-known brand, the company struggled to generate enough revenue to become profitable. After raising approximately $82.5M in its February 2000 initial public offering, Pets.com filed for bankruptcy in November of that same year.

View a map of America's regional pizza styles

It may all be pizza, but it's not all the same. From California to New York and from Quad City-style to Old Forge, this interactive map of the US lets you see the country's different takes on the classic dish.

Netflix, explained

From offering an internet-based, mail-order Blockbuster alternative to its eventual status as a market leader in streaming entertainment, Netflix has led nearly every major paradigm shift in the television and movie business since its inception.

White Castle helped propel fast food as a restaurant model

Diners looking for quick meals had plenty of options with food stands and automats, but White Castle pioneered the concept of the fast food restaurant with its first location in 1921 in Wichita, Kansas. The owners emphasized White Castle as more than a fast and cheap way to eat; it was a place to sit and enjoy a meal, with stainless steel interiors and open kitchens.

The origin of the World Wide Web, plus a look at its first website and web browser

Invented by Tim Berners-Lee in 1989 while working at CERN—home of the world's largest particle physics laboratory—the Web was developed to facilitate the sharing of information among scientists at institutions worldwide. By the end of 1990, the first Web server was operational as a proof-of-concept on a NeXT workstation.

Computer scientists first started trying to optimize dating using computers in the 1950s

Although early dating sites like Match.com weren't launched until the 1990s, the history of dating apps dates arguably back to the mid-1900s when computer scientists used IBM computers to solve matchmaking and compatibility problems.

PayPal was started in 1998 by Peter Thiel

By the year 2002, PayPal went public for the first time—but that was far from the end of its business story. eBay later bought PayPal, then eventually spun it off. PayPal IPO’d for a second time in 2015.

Delivery apps have realigned the restaurant industry

As delivery apps like Grubhub and DoorDash became popularity, traditional dine-in restaurants have adapted to become more accommodating. In this thinkpiece for the Atlantic, Ellen Cushing argues that it's both changed the kind of food being made and realigned our very notion of a restaurant. (Some readers may experience a paywall.)

BNPL has 19th-century roots, but the pandemic made it mainstream

The modern BNPL model didn't take off until the COVID-19 pandemic, when consumers were stuck at home and lockdowns forced them to shop online rather than in person. The number of US BNPL loans grew more than tenfold from 2019 (16.8 million) to 2021 (180 million), according to a Consumer Financial Protection Bureau report.

At 12 years old, Mark Zuckerberg built a messaging platform for his family called 'ZuckNet'

Mark's family used "ZuckNet" to communicate with each other in different rooms and Mark's dad's dental office, which was connected to their family home. ZuckNet ultimately didn't go anywhere, as AOL's instant messaging platform soon replaced it.

Read about the history of gift cards

The first retailer to sell gift cards was Neiman Marcus, but Blockbuster popularized them by selling them via in-store displays in 1994. Starbucks then started selling gift cards that could be reloaded in 2001.

The original McDonald's served barbecue

Barbecue was a popular roadside cuisine in the early days of the US highway system, and McDonald's, while it was still a small enterprise in San Bernardino, California, served it as a part of its fast food menu.

See the original websites for companies like Google, Facebook, and Apple

Explore archived images of homepages on websites dating all the way back to 1991.

Ancient Rome had an early version of macaroni and cheese

Called placenta (with a hard "c"), the holiday dish consisted of sheets of rolled-out dough layered with cheese. It is the first recipe documenting the combination of the two elements. While there is debate about whether the dough can be called pasta because it's not boiled, many scholars view the dish as a proto-lasagna.

At CES 1996, Panasonic unveiled the first DVD player to the public

This demo disc from Panasonic’s 1996 CES reveal showed audiences how DVDs offered sharper video, interactive menus, and greater storage—introducing a new era in home entertainment.

The dot-com boom made Mark Cuban a billionaire

Cuban co-founded AudioNet with Todd Wagner in 1995 before it became Broadcast.com—a web app that allowed people to listen to sports commentary on their computers if they couldn't watch a game. In 1999, Yahoo bought Broadcast.com for $5.7B. By the time the market crashed, Cuban had already sold most of his stock in the company and had become a billionaire.

Pizza boxes are square for practical reasons

Although circular pies have sometimes appeared in circular boxes, they usually travel in square, cardboard boxes. That's because the cardboard industry manufactures them with edges so they can be made in one piece and be easily stacked.

Food poisoning investigations have led to more than 1 billion pounds of food recalls

PulseNet is the US government’s real-time foodborne illness tracking system for leading causes of food poisoning. There, a network of labs and scientists share DNA sequences for pathogens collected from contaminated food and also from sickened individuals, looking for patterns in the pathogens’ genome sequences that will help them hopefully finger a certain food, warehouse, producer, or restaurant.

Natural food stores began sprouting up in the US in the 1960s and 1970s

Health food stores began opening in the ‘50s, though they were primarily focused on vitamins and holistic supplements. Natural food stores, however, provided pesticide-free produce and often relied on local farmers for their products. One of the first was New Age Natural Foods, in San Francisco’s Haight-Ashbury neighborhood, which opened in 1965.

Pixar's earliest days began with a handful of academics developing the technologies they thought might make fully animated movies possible.

'Potter Puppet Pals' was one of the internet’s first viral videos

Created by animator Neil Cicierega in the early 2000s, Potter Puppet Pals featured felt puppets parodying the Harry Potter characters. Its 2007 video “The Mysterious Ticking Noise” became an early YouTube sensation, amassing more than 200 million views.

The Paypal-owned Honey app and RetailMeNot are popular places consumers find digital coupons today

With digital coupons overtaking physical ones as the most commonly redeemed coupons, customers flock to these sites and apps for coupons and discount codes, often checking multiple of them before making an online purchase.

Bill Hewlett and Dave Packard are known for creating the 'founding' Silicon Valley company Hewlett-Packard

During the company's early years, Hewlett and Packard established a management approach called "the HP Way." The approach, which was considered radical at the time, helped shape the way Silicon Valley is run today.

In 2023 and the first half of 2024, Berkshire Hathaway bought back more than $12B of its own stock

In the second half of 2024, the company—and Buffett—decided to buy up shares of Domino’s Pizza, Pool, Sirius XM Holdings, and Liberty Media. They also decided to sell Capital One, Ulta Beauty, and Nu Holdings, among others. Learn why Buffett is buying and selling these stocks and what it could mean for the financial conglomerate.

The history of ARPANET and how it helped the US military during the Cold War

President Dwight D. Eisenhower established the Advanced Research Projects Agency in 1958, which recruited scientists to design the first large-scale computer network to support the American military during the Cold War. Academics would use the network to communicate via email among several US research universities.

The first music delivered by podcast was the Grateful Dead

In 2001, Dave Winer pioneered the podcast by using his RSS feed to send the Grateful Dead's "Truckin'" to his subscribers. That would pave the way for the podcasting revolution, which came just a few years later, along with a corresponding music genre: podcast theme music.

Delmonico's was the first American fine-dining restaurant

The steakhouse opened in 1837 in Manhattan, creating what is now considered the first fine-dining restaurant in the United States, introducing gloved waiters, white tablecloths, and an à la carte menu. The establishment also claims it invented a few American staples, including eggs Benedict, which was supposedly named after two loyal customers.

Hibachi restaurants were designed to appeal to American soldiers stationed in Japan

Hibachi-style cooking was originally used in residences, with Japanese families cooking together around the grill. That style was then refined after World War II with the teppanyaki restaurant Misono, which used more American-friendly ingredients (like steak) to appeal to American soldiers stationed in the country. Despite the differences between teppanyaki and hibachi, diners began using "hibachi" to describe the concept. Later, the Aoki family brought it to American soil with Benihana.

The horror hotlines of the 1990s

Before the internet, 900-number hotlines were the way to retrieve instant information over the phone, whether for weather reports, movie information, or spooky horror stories. Callers could dial the number and hear ghost stories, experience interactive horrors, and more. This article reminisces about this extinct technology and how it paved the way for the internet.

The first modern payday lending store opened in Tennessee

Check Into Cash Inc. is widely recognized as the first national payday lending company. Originally started by a preacher in Johnson City, it was later popularized by Allan Jones, who founded Check Into Cash in 1993. Jones has since donated a significant amount of money to the city. (Some users may experience a paywall.)

Personal computers became more common in the late 1970s, making working from home more viable

As the internet and email became more popular in the 1990s, more infrastructure that would eventually support remote work was created. But the practice was still relatively uncommon until the COVID-19 pandemic, when white-collar workers first took to working from home en masse.

LA's oldest Mexican restaurant pioneered the burrito in America

El Cholo Spanish Cafe opened in 1923. It was among the first to serve several now-common Mexican dishes, including burritos in the 1930s, guacamole in 1955, and nachos in 1959.