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

Pizza is believed to have been invented in Naples

Flatbreads were eaten by ancient Egyptians, Romans, and Greeks, but historians trace pizza—flatbread with toppings, including present-day staples like tomatoes, cheese, garlic, oregano, and oil—back to 18th-century Naples, where the food was loved by its working poor, who appreciated a cheap, tasty meal. Naples formally became a part of Italy in 1861.

After World War II, pizza took off in the US

Pizzerias opened in cities throughout the 1920s and '30s, especially those with large Italian immigrant populations, but the cuisine didn't take off nationally until after World War II. Some credit that with American soldiers' exposure to the food while stationed in Italy; others point to the invention of the mass-produced gas-fired ovens, which made opening a pizzeria considerably easier. Below is a 1944 clip from the New York Times, the first time the paper mentioned pizza.

One food history professor says pizza is more American than Italian

Alberto Grandi, a professor at the University of Parma, argues that Italians who left the country developed the food now considered "traditional Italian cuisine," thanks to abundant ingredients and opportunities that were not available in the impoverished country they left behind.

The story of pizza in the United States

Pizza is a big deal in the US, and it has many proud regional iterations. From Chicago deep dish to New York thin crust, this video takes a slice out of US history to focus on this beloved entree. Begin with the documented first incidence of pizza in the US—believed to be by Gennaro Lombardi—and end with how old Pizza Huts are being converted around the country.

Italian immigrants brought pizza to Argentina in the late 19th century

Two million Italians emigrated to Argentina between 1880 and 1920, many of them the poor who regularly ate pizza. In Argentina, they were pleased to find that mozzarella was plentiful, allowing them to make cheesier pies. By 1882, Italians owned 126 of the 198 bakeries in Buenos Aires, as well as the majority of shops selling butter, cheese, and pasta.

Legend has it that the Margherita pizza was named after an encounter with Queen Margherita

The Queen of Italy, Margherita of Savoy, visited Naples in 1889. As the story goes, chef Raffaele Esposito of Pizzeria Brandi made her a pizza with basil, mozzarella, and tomato, to represent the colors of the Italian flag, and eventually named the pie in her honor. Historians, however, note that the facts don't line up: The proof of her visit to the pizzeria is suspected to be a forgery created when the business was in dire straits in the 1930s.

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.

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.)

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.

New Haven 'apizza' nods to Naples and New England

The thin pizza, called "apizza," is crispier than the typical slice from New York or a national chain, and much more like the thin-crust pizzas associated with pizza's birthplace. It's also got some inspired toppings, with one popular pie that speaks to New England's love of seafood: the white clam pie.

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.

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 Hut helped pioneer online food delivery

The company's PizzaNet website launched in 1994, allowing users to order pizza online for the first time. The service launched in select areas of Santa Cruz, California, though its servers were located in Kansas. Every order was relayed to the preferred branch in California, who would then call the user to confirm the order.

In 2023, the world consumed over 5 billion pizzas

Americans ate 3 billion of those, leading to sales that reached $43.3B, according to industry analysts at Gitnux. They estimated that Americans eat an average of 46 slices per person that year.

The history of the Caesar salad

Despite what you might guess from its name, the Caesar salad wasn't invented in ancient Rome. The popular dish was created in the 1920s by two Italian brothers who'd emigrated to the United States and opened a popular restaurant in Tijuana called Caesar's Palace. This history of the popular entrée digs into that history and unpacks how it became a restaurant staple.

Irish music became popular in the US during the 19th century

The influx of Irish immigrants in the mid-1800s, driven by starvation and abysmal employment opportunities, led to a significant Irish-American culture, especially in urban hubs such as New York, Boston, Philadelphia, Chicago, and San Francisco.

Globalization is increasing the demand for cheese

The increased popularity of Western cuisine has affected the cheese market in historically cheese-averse regions like East Asia. Japan has gotten particularly excited about exploring what cheese has to offer, with festivals and creative fusion dishes featuring the versatile ingredient.

A television show helped popularize sushi in the US in the 1980s

"Shogun," a miniseries released in 1980, followed a British sailor's journey through 17th-century Japan. Nearly a third of American households watched its five installments, and it was used as an instructional text in classrooms throughout the '80s, inspiring a wave of American interest in Japanese culture, including sushi.

19th-century Americans discovered tipping in Europe

Tipping waiters was a custom in medieval Europe, where masters gave their serfs money for exceptional work. Wealthy Americans vacationing in Europe in the mid-1800s discovered the behavior and brought it back to the US.

How the Bank of Italy became Bank of America

Amid the devastation of the 1906 earthquake in San Francisco, Italian immigrant and local banker Amodei Giannini managed to keep hold of a substantial amount of currency. On a handshake, Giannini loaned needy locals money to rebuild. The enterprising banker would go on to form one of the first banks for the middle class, the Bank of Italy, which would go on to become the Bank of America in 1930. Read about the founder here.

'Shogun,' a 1980s TV series, helped popularize sushi in the US by stimulating an American interest in Japanese culture.

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.

Flour tortillas are more common in northern Mexico

Of the several hypotheses for the origins of flour tortillas, the most likely is that European colonists in the region began cultivating wheat, which they used instead of corn when making tortillas.

France's first restaurant guide helped spread the concept across Europe and the US

"Almanach des Gourmandes" was published in 1804 and featured restaurant reviews and dining advice, articulating the burgeoning restaurant culture of 19th-century France. The publication helped spread the concept and its values across the map, leading to more formalized restaurants in other countries.

The printing press spread novels widely

Johannes Gutenberg's invention of the printing press in 1440 changed how writing was reproduced. It allowed multiple manuscripts to be copied via movable type rather than by hand, making more literature more widely available. Over time, that change caused literacy rates to rise, creating a market for even more literature.

Montessori is an educational style that's grown popular in private education

Montessori, which was developed in Italy and became popular in the US in the 1950s, emphasizes child-centered learning. Though it’s often associated with younger students, the Montessori philosophy can also be found in middle schools and high schools.

Explore the archaeological treasures of Pompeii, the city buried under volcanic ash when Mount Vesuvius erupted in 79 CE.

The Italian music contest that inspired Eurovision

Italy's Sanremo Festival began in 1951 as a way to boost tourism in the Italian Riviera during the offseason, with three acts performing original songs on a national radio broadcast. The format would be replicated five years later by Eurovision, though Sanremo is still around.

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.

The Mona Lisa's celebrity status and repeated restorations have obscured what made the painting so revolutionary for its time

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'Saturday Night Fever,' the 1977 film that introduced disco to the mainstream, was based on a fabricated magazine story.

The history of many kitchen appliances involves unexpected discoveries and applications, including wartime radar turned hamster defroster and replacing an 'ice king' with heat-stealing boxes.

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

After the Boston Tea Party, colonists switched to coffee, which became the main morning drink for revolutionaries.

The American cockroach is actually from Africa, an apparent hitchhiker aboard ships carrying enslaved people, with evidence suggesting the bug may have arrived in the New World as early as the 1600s.

El Niño, Spanish for 'the boy,' was named after Jesus Christ because the phenomenon resembled the weather changes observed around Christmastime.

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

The US dollar is the most widely circulated currency in the world, and is involved in nearly 90% of global transactions

The Beatles' US label rejected the band's first two singles, 'Please Please Me' and 'From Me to You,' with one executive calling the band 'dead in the water.'

The US first hosted the World Cup in 1994, a tournament that lives in soccer infamy for its poor planning and the murder of Colombian player Andres Escobar, who'd accidentally scored on his own net.

Lesser-known phobias include turophobia, or the fear of cheese, and nomophobia, the fear of being without your cell phone.

A 2019 Facebook event called on attendees to "Storm Area 51, They Can't Stop All of Us," resulting in countless memes, the creation of a music festival, and eventually the arrests of those who did try to approach the area.

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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.

SpongeBob exemplifies Aristotle's philosophy for living well because he understands that happiness doesn't come from external factors like money, recognition, or power.

The term 'algorithm' originated from the Latinized name of al-Khwārizmī, a 9th-century mathematician whose works introduced Arabic numerals and the decimal-based numeral system to Europe and whose treatise 'Al-Jabr' gave algebra its name.

After 25 people used virtual reality headsets to practice flying with virtual wings—flapping their arms—their visual cortex responded to the wings almost as if they were real arms, treating them as body parts.

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