Before launching his cereal company, John Harvey Kellogg promoted natural food at a sanitarium

Eduard Baltzer encouraged 'natural eating' in the 1860s

Historian Corinna Treitel credits the Protestant minister with inventing the concept of “natural eating” in Nordhausen, Germany, in the 19th century. Baltzer believed that people were consuming excessive amounts of schnapps, sugar, and meat, and that this behavior was having a detrimental impact on their lives. He encouraged a diet mostly of fruits and vegetables, though he was not opposed to food grown with artificial fertilizers.

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.

Health food broke into the mainstream by the 1980s

A 1984 New York Times story noted that Americans were eating less red meat than a decade prior, and that, in general, the country was “talking, thinking and worrying about what they eat to a degree unique in the nation's history.” The feature then details foods that were then considered bizarre: whole-grain muffins, hummus, and a variety of vegetarian dishes. (Some readers may experience a paywall.)

Listen to how the 1902 'poison squad' experiments changed food safety in America

As part of government research, a group of young men were paid to eat standard American food—replete with food additives like borax and formaldehyde—which revealed the dangers of unregulated food. The work was led by the first FDA commissioner, Harvey Wiley, who helped end the "century of the great stomachache."

Trader Joe's hired a college student to advise on health food lingo

The grocer jumped into the 1970s health food movement by selling granola, fresh juice, nuts, and raw milk. Joe Coulombe, the company’s founder and namesake, hired “a young hippie woman” from the University of California at Santa Cruz to teach employees the language of the health food movement to properly label their products.

Steve Jobs tried to treat his cancer with alternative medicine

After Steve Jobs was diagnosed with pancreatic cancer, he reportedly restricted his diet to just fruits or just fruits and vegetables, tried out hydrotherapy, and consulted psychics. There’s compelling evidence about the impact of alternative medicine on cancer patients.

Robert Koch won the Nobel for his tuberculosis work, but he also pioneered cholera research

Koch was one of the first scientists to isolate the bacterium that causes cholera while investigating an outbreak in Egypt in 1883. He went on to advise about rules to control cholera outbreaks, which formed the basis of the disease control approaches and water hygiene techniques still used today.

A look at the foods eaten by astronauts during and after the space race

After John Glenn became the first American to demonstrate that eating in space was possible by eating apple puree out of a tube, meals were prepared for astronauts to meet an approximately 2,800-calorie-a-day requirement via freeze-dried foods. Meal quality gradually improved throughout the Apollo program, including the Apollo 8 crew's nondehydrated Christmas meal in 1968.

J.I. Rodale helped pioneer organic farming in the US

Rodale began using the term “organic” in the 1940s to describe farming practices that avoided the use of pesticides and chemicals, which he believed were dangerous. Rodale used a 63-acre farm in Emmaus, Pennsylvania, to cultivate organic food and established a magazine, Organic Farming and Gardening, as well as a foundation based on a simple motto: “Healthy Soil = Healthy Food = Healthy People.”

Dave Asprey is considered one of the fathers of modern biohacking

Entrepreneur Dave Asprey wants to live longer than anyone else, a desire that's led him to biohacking. Asprey relies on supplements, stem cell treatments, rigid dieting, exercise, and more. The inventor of Bulletproof Coffee has no medical or nutritional training, though that's not unusual among biohacking's DIY experimenters.

In the 1920s, Rockwell worked as a commercial illustrator

After getting his start at Boys’ Life, Rockwell began illustrating advertisements for products like Jell-O and Orange Crush. Below is one of Rockwell’s advertisements for Jell-O, from 1923.

The basics of behaviorism and its founder John B. Watson

Watson believed he could use classical conditioning to shape the behavior of infants toward positive outcomes, culminating in his famous "Little Albert" experiment. Here's a quick overview of his life and thought.

Jules Verne helped popularize the banana

In his 1872 book "Around the World in 80 Days," the sci-fi writer described the banana, then mostly a novelty, as "healthy as bread and as succulent as cream." That mention, along with an appearance at the 1876 World's Fair in Philadelphia, helped transform the fruit into a standard part of a healthy diet.

John Steinbeck's philosophical ideas, which he often explored in his novels, wrestled with the role of the individual and the power of community.

James Beard completed his first cookbook in 1940

Beard began his culinary life as a caterer, but soon began compiling recipes for a cookbook that he published in 1940. Nine years later, he'd have his own cooking school.

Henry Ford built a plastic car from soybeans in 1941

To pursue his goal of marrying industry with agriculture, among other reasons, the automobile giant oversaw the design and creation of a vehicle with 12 panels made from plastic. At 2,000 pounds, the car was much lighter than all-steel ones, but production stopped during World War II.

How healthy is lab-grown meat?

While meat-less meat options like Beyond and Impossible burgers are known for being the environmentally-friendly alternative to real meat, it’s important to also consider their impact on human health. Health benefits of these meat alternatives...

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.

Invasivorism is a form of ethical eating focused on eating invasive species

The culinary approach helps combat the growth of invasive species populations by increasing demand for dishes made with them, but some suggest that creating a market for these species may help prolong their presence by moderating control. Some diners have expressed reluctance toward consuming more exotic species, such as nutria—raccoon-sized rodents.

Ketchup, 101

Ketchup is a tomato-based condiment mixed with vinegar, salt, and spices. The word likely originates from Southeast Asia, where it was used for a common fish brine sauce in the 18th century. For a brief period in the early 19th century, ketchup was viewed and marketed as a medicine. Henry John Heinz formulated a standard recipe in the late 1800s.

How to eat Korean food

If you don’t know your banchan from your bibimbap, Chef Seoyoung Jung offers a quick breakdown of the anatomy of a typical Korean meal. She also gives some useful do's and don'ts for Korean mealtimes, including why you should always place your rice bowl to the left of the soup bowl (and never pick it up while you’re eating)

Whitman spent in his final years in Camden, New Jersey

There, he continued revising “Leaves of Grass” and enjoyed the city’s booming industrialization, spurred in part by the headquarters for Campbell’s Soup, until he died in 1892.

The world's first commercial biological computer combines neurons with silicon

Australian start-up Cortical Labs unveiled CL1, a hybrid chip designed to help scientists study brain function in real-time. The 800,000 lab-grown neurons on the chip are kept viable for six months via a built-in life support system.

Read an account of what life was like in America's national leprosarium—its leper colony

José Ramirez Jr. shares an account of his eight years at the 300-acre national leprosarium in Carville, Louisiana, from 1968 through the mid-1970s. Mostly staffed by nuns with nursing degrees, this facility was home to hundreds of people at a time, and it's also the site where they were required to be buried.

Food companies usually issue recalls voluntarily and you can be automatically notified about them

Protecting yourself from food poisoning means staying on top of food recall announcements. Notices about these from the US government, which you can automatically receive after signing up at this link, note what products have been recalled by food companies. Companies alert the US Food and Drug Administration or the US Department of Agriculture when they issue recalls so the public can stay informed.

The anthropological origins of modern race science

The year 1961 saw the launch of The Mankind Quarterly, a new scientific journal of anthropology that hid its political propaganda behind a veneer of academia, expecting readers to assume whatever lay in its pages was scientifically proven. This in-depth article details how this journal pushed race science in the hopes of blocking racial integration in the US and preventing the immigration of those outside of Western Europe.

The first line of 'immortal' human cells, which can divide indefinitely and are used in scientific research, was nonconsensually taken from a Black woman.

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

Against his wishes, Albert Einstein's brain was removed before his cremation, and the pathologist responsible stored it for decades in mason jars within a beer cooler.

The Dracula character, now seen as the vampire archetype, was inspired by a seafood-induced nightmare its creator experienced.

Read a deep dive on the 'all-purpose healing' peptide BPC-157.

Legendary architect Frank Lloyd Wright designed the SC Johnson headquarters in Wisconsin, aiming to make a cathedral-like workplace

After her fellow cult members tried to kill her with an LSD-infused hamburger, one member of the Manson Family, the murderous cult led by Charles Manson, decided to testify against the group's leader.

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

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.'

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

Elk Cloner, the first computer virus to spread in public, was written as a practical joke by Richard Skrenta, a Pittsburgh high school student.

Before writing 'Walden,' transcendentalist Henry David Thoreau nearly burned down his hometown with a campfire that grew out of control.

The use of fungi to detoxify land and water—a process known as mycoremediation—has been used to clean up natural resources affected by the 2025 California wildfires.

In 1939, baseball star Lou Gehrig delivered his inspirational 'Luckiest Man' speech after retiring due to the health condition that now bears his name.

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.

Before humans, the Soviet Union and the United States sent animals—including apes, dogs, and cats—to space during the Space Race.

Watch a 1934 short film starring jazz legend Cab Calloway, a major figure in the Harlem Renaissance's music scene

Salvador Dalí believed he was his own dead brother, who had died nine months before he was born

Studies suggest when you sleep is as important as how much you get, and syncing with your circadian rhythms may lead to less fatigue and improved long-term health outcomes

The Great Salt Lake's distinct dual coloration results from high-salinity organisms that only live in the northern portion and produce a purple protein.

See how Budweiser's famous Clydesdales spend their days at Warm Springs Ranch, where roughly 70 to 80 of the beer brand's giant horses can be found at any given time.

NBA superstar Victor Wembanyama spent the 2025 summer training with monks in central China to enhance his body and mind.

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

Venture capital is a form of funding provided to early-stage companies with high growth potential, typically in exchange for an equity (or ownership) stake