Processed foods were marketed to busy wives in the 1950s

World War II helped convince food companies to produce more processed foods

Processed foods had existed since the 19th century, but they began infiltrating the mainstream during World War II, with foods designed to last on the battlefield for days. After the war, food companies saw great potential in the relatively cheap foods aimed at busy households. (Some readers may experience a paywall.)

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.

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.

Cookout and barbecue culture boomed in post-war 1950s America

Magazines like "Life" fueled the outdoor cooking craze, and by 1955, barbecue had grown into a $100 million industry. American Studies scholar Kristin L. Matthews explains that the trend fit neatly with Cold War-era consumerism and the emphasis on home ownership.

The adoption of modern appliances led to the soap opera's rise

Soaps grew more popular as they transitioned to television in the 1950s. At the same time, the adoption of modern appliances like the automatic dishwasher and the clothes dryer offered housewives more free time, which soaps could now occupy. By 1970, CBS, NBC, and ABC were airing 18 daytime soaps.

At the beginning of the 20th century, a group of young men ate standard American food—replete with food additives like borax and formaldehyde—as part of government research to better understand food safety.

Learn about the neuroscience and psychology of why we crave comfort foods

The term was coined in 1966, when psychologist Joyce Brothers suggested humans turn to food associated with the feelings of comfort from their childhoods when experiencing emotional distress. Since then, studies have shown that the familiarity, reliability, and convenience of certain foods from one's upbringing can become tied to feelings of nostalgia.

Ultra-processed foods are made to maximize cravings and encourage overeating

Often disguised as healthy options like granola bars and low-fat yogurt, these foods silently fuel chronic diseases, despite dominating diets. Reviewing labels for ingredients like stabilizers and emulsifiers can serve as indicators to help identify these products.

Expanding supermarket chains began offering coupons to attract customers in the 1940s

This was partially a customer acquisition strategy devised to lure customers into chains and away from their local independent grocers.

The 1950s saw the rise of the modern American road trip

Guaranteed time off and the ability to travel more affordably offered Americans the opportunity to hit the road for their vacations. The country's expanding interstate network of highways made those trips more convenient, especially for those looking to visit a site in the country's nascent National Parks System.

Why there's a snack recession

Inflation and economic uncertainty have driven many Americans to make cuts to their snack budgets, according to reports from major food manufacturers like General Mills, JM Smucker, and Campbell's. Major retailers have also observed lower-income consumers cutting back on nonessentials due to the macroeconomic environment.

The five most common chemicals found in modern food

Most modern processed foods rely on a number of preservatives to stay fresh from production to our plates. The most common include citric acid (preservative and flavor), sodium benzoate (preservative), xanthan gum (thickening and stabilizing), carrageenan (thickening), and red dyes 3 and 4 (for color).

'Diet for a Small Planet' popularized the vegetarian diet

Frances Moore Lappe’s 1971 book provided recipes for vegetarian dishes, introducing millions to soy, sprouts, and tofu. It also argued that a vegetarian diet was a political act that could solve world hunger by redirecting food from livestock to humans.

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.

Inspired by the burrito, wraps took over the food scene in the 1990s

Using the burrito as a model, World Wrapps in San Francisco pioneered the fast-casual concept with a menu of wraps filled with gourmet ingredients like sauteed salmon and saffron rice.

Uncrustables' reinvention of the PB&J

In the 1990s, David Geske and Len Kretchman came up with the ingenious idea to package and mass-produce a crustless version of the peanut butter and jelly sandwich. This makeover to an American childhood staple resulted in a $1B business. Read this article in Mental Floss to learn more about the origins of the brand Uncrustables and its extraordinary success.

The ‘three-martini lunch’ was popularized on Madison Avenue

Advertising executives working on Madison Avenue in the 1960s and ’70s popularized the so-called “three-martini lunch” between businesspeople during the work week. Admen of the time supposedly believed alcohol brought more creativity to the second half of their workday. This article explains why three-martini lunches are no longer commonplace.

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.

Conversation candy hearts were originally message-free medicinal lozenges

In 1847, a Boston pharmacist invented a machine that automated the production of his pharmacy's medicinal lozenges and then formed the New England Confectionery Company, which later became part of the company now known as NECCO. By the late 1800s, they were producing cookies with Valentine-themed messages and eventually brought the romantic messages to their smaller lozenges, which they later called Sweethearts.

Thermopolia were ancient Roman snack bars

Although they weren't exactly restaurants, with sit-down service or extensive menus, thermopolia were modest food counters for Romans looking for quick bites—often bread with fish, cheese, and lentils.

McDonald's releases a new adult Happy Meal

Some McDonald's restaurants in Ohio began a nostalgic campaign in late 2023, reviving chicken nugget-style doll toys famous in adult-themed Happy Meals over a quarter-century before. The company collaborated with artist Kerwin Frost to create the toys. Read more and see photos here.

Woman sues Kraft over mac and cheese instructions

A woman in Florida has sued Kraft Heinz over its Velveeta Macaroni and Cheese microwaveable products, saying the marketed cooking time is incorrect.

Colonial America imported brides for their beer brewing skills

Life in the New World's English colonies was hard, so it's easy to see how these colonizers might've wanted to reach for a cold one more often than not. This article explains how beer brewing became one of the most critical skills expected in imported English wives.

Housing prices have skyrocketed over the last 50 years

After adjusting for inflation, housing costs have more than doubled since 1965. And based on average incomes, buyers are spending more than five times their income for a home versus buyers in 1965, who typically spent less than three times their income.

Within months of a landmark 2002 study that indicated HRT harms, sales dropped by about half

In the early 2000s, Women's Health Initiative studies indicated HRT increased risk of breast cancer, heart disease, and stroke in some women—so many physicians stopped prescribing it to help with menopause symptoms. But further research has concluded that much of the elevated risk was overblown and that it was also disproportionately seen in women in their 70s who had been taking an older HRT formulation.

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.

The 15-minute city lets residents meet their daily needs within 15 minutes on foot

Many cities have been designed with inefficient layouts that waste time and lower the quality of life of those who live there. In the 15-minute city, essential services—including work, food, education, and health—should all be located within a short walk or bike ride from where people live.

In its famous catalog, Sears sold $600 DIY house kits from 1908 through the 1940s, resulting in an estimated 100,000 'Sears and Roebuck homes.'

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.

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.

Mid-century modern graphic designers, known for their bright colors and bold lines in advertising, also found success with children's books.

US housing costs have risen by roughly 175% between 1991 and 2026—but a growing number of Gen Zers are becoming homeowners anyway. In 2025, 4% of homebuyers were Gen Z, up from 3% the year before.

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.

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

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

Use this tool to calculate the dollar value of your parental mental load, from meal planning to coordinating after-school care, then see resources that help generate solutions.

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

Jimmy Carter signed a 1978 bill that legalized home brewing, a move credited with kick-starting the craft beer industry.

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

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.

'Silent' fireworks have gained more interest in recent years as a quieter celebratory option.

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 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.

For centuries, it was common to sleep in two shifts: a few hours at the beginning of the night, and a longer period beginning around midnight

A small portion of The Winstons' 'Amen, Brother,' an obscure '60s gospel record, is the basis for thousands of hip-hop tracks, making it one of the most sampled records ever that's informally known as 'the Amen break.'

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.'

Browse a detailed visual analysis of over 200,000 similes—comparisons that often use 'like' or 'as'—from popular fiction to see how frequently writers the same idiomatic expressions.

The 1987 Nintendo video game 'Stadium Events' isn't known for being particularly fun, but its scarcity has made it a highly sought-after item that has sold for up to $35K at auction.

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

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