One pop-culture historian fooled the nation with a fake origin story of April Fools' Day

In 1957, the BBC conducted one of the first televised April fool pranks

The reputable broadcaster reported a story about a family in southern Switzerland harvesting spaghetti from a "spaghetti tree." Some viewers didn't appreciate the joke and felt angry about being misled.

'The first of April is the day we remember what we are the other 364 days of the year.'

- Mark Twain, from "Pudd'nhead Wilson and Other Tales"

One prankster started a movement to clothe animals in the mid-20th century

G. Clifford Prout founded the Society for Indecency to Naked Animals, saying that animal nudity was rude and immoral. The campaign continued for years until CBS employees realized Prout was actually a comedian named Buck Henry.

Why some people say the moon is made of cheese

Mental Floss digs into the history behind the fable, which dates back as far as the 1500s, when it was mentioned in "The Proverbs of John Heywood." Even NASA has gotten in on the joke, tweeting a (supposedly) doctored photograph showing the moon's expiration date.

The true power of being a medieval fool

The stereotypical image of a court jester – their jagged, jingling tunics, donkey-eared hoods, and exaggerated expressions – belies their influence and power in medieval European courts. Jesters mocked their masters and communities through performances that could include witty ripostes, musical instruments, dance, juggling, and more. This gallery offers commentary on the fool’s role and power during the Middle Ages.

Sartre was an elaborate prankster as a student

After Charles Lindbergh completed his first solo transatlantic voyage in 1927, the French philosopher—then a student at Paris' École normale supérieure—called various newspapers to tell them the American pilot would be granted an honorary degree. Over 500 people showed up to find a Lindbergh lookalike Sartre had hired. "The public fell for it, and an old man even kissed his hand," Sartre later wrote.

How a Seattle scenester pranked The New York Times with ridiculous grunge 'slang'

In 1992, The New York Times was eager to report on the grunge phenomenon. When a Times reporter called Megan Jasper, who'd previously worked at Sub Pop, she decided to have some fun, feeding him a fake "Lexicon of Grunge."

What does LSD have to do with Bicycle Day?

Bicycle Day, generally celebrated on April 19, doesn't have much to do with the two-wheeled, human-powered vehicle as the name would imply. Instead, it's a celebration of the world's first acid trip. On April 19, 1943, Albert Hofmann took an experimental dose of LSD at his lab before trying to return home via bike. This article includes comics from a graphic novel detailing Hofmann's trip.

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

The legend of Pittsburgh’s fake Burger King

Years ago, a Burger King in Pittsburgh lost its franchise due to repeated customer complaints about food quality. However, the franchise-holders continued to operate the restaurant, switching to generic packaging but keeping the signage and uniforms. Customers eventually caught on and raised suspicions, leading to Burger King's corporate leaders' involvement. Learn more about the bizarre establishment and how it managed to continue operations for months.

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

How March Madness bracketology became a national obsession

An estimated 60 million people fill out March Madness brackets yearly, despite a one in 9.2 quintillion chance of filling it out perfectly. This Smithsonian magazine article explores how UCLA's dominance in the 1960s and '70s made brackets boring and predictable, and how the expansion to 64 teams and putting games on TV played a huge role in popularizing March Madness brackets.

King was outed as Bachman by a bookstore clerk

King published several books in the 1970s and '80s under the pen name Richard Bachman, a device that allowed him to publish outside the horror genre. Eventually, Bachman was unmasked when a bookshop clerk noticed similarities between the Bachman novel “Thinner” and some of King’s other titles. A 2024 study in the Journal of Computational Literary Studies used quantitative methods to find similarities between works published under Bachman and King, arguing that genuine literary voices are immutable, despite some authors’ efforts.

Read an oral history of the Y2K panic

This oral history brings together programmers, engineers, and officials who first identified the date flaw and then spent years alerting the public to the danger and racing to repair millions of lines of code.

The word 'hoax' comes from the phrase 'hocus-pocus'

The famous phrase "hocus-pocus" combines liturgical Latin and gibberish. It's a silly series of words often said during magic tricks. The phrase naturally evolved into "hoax" over time and became a standard English word around the year 1800.

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

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

Relive Bobby Fischer’s Cold War victory with 'Drunk History'

Comedy Central’s "Drunk History" retells Bobby Fischer’s 1972 win over Boris Spassky with irreverent humor. The sketch hilariously highlights how a chess match became a Cold War spectacle, turning Fischer into an unlikely American celebrity.

The unexpected origin story of the snow globe

In 1900, a Vienna tradesman named Erwin Perzy I was attempting to invent an inexpensive way to improve light amplification in hospital operating rooms. After experimenting with a glass globe filled with water, the idea for the snow globe struck. Industrious as well as inventive, Perzy eventually turned his idea into a successful business. Read the full article to learn how the invention grew to become recognized globally.

The history of the New Year's misunderstanding in England

In the mid-18th century, the legal system in England operated under the understanding that the New Year began March 25. However, the widespread custom remained a Jan. 1 celebration as the public had been practicing for years. Read along to discover the practical issues this discrepancy caused and how the English legal system ended up yielding to public belief.

The 1973 ‘back to school jam’ was the night hip-hop was born

Hip-hop began in New York’s Bronx borough with the “back to school jam,” an August 1973 dance party hosted by Cindy Campbell and her brother, DJ Kool Herc, in their apartment building’s recreation room.

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

Exploring the Larry Bird punch that almost changed March Madness

There are several theories for how the Oscar got its name

Several different people claim to have bestowed the famous nickname, including a librarian who thought the knight resembled her uncle Oscar and a gossip columnist who was poking fun at a local theater owner.

Some companies like to make their IPO day antics unique

An article details some of the wildest bell-ringing day stunts in recent history, from Clifford the Big Red Dog ringing the opening bell to one company's employees roasting marshmallows in a campfire on Wall Street as it went public.

The Foolkiller: The mysterious submarine at the bottom of the Chicago River

In November 1915, a submarine was found at the bottom of the Chicago River. It had been there for at least 10 years, was 40 feet long, and contained the remains of a man and his dog. To this day, no one knows who built it.

A 'Simpsons' writer on the show's inadvertent predictions

Some have noted that "The Simpsons" has accurately anticipated a number of events years before they happened. In this interview, showrunner Al Jean explains how these unintentional predictions came about and why he believes the events were not so much visions of the future as educated guesses.

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.

Aliens have invaded ancient history

Avid fans of archaeology can sometimes fall prey to unsubstantiated claims like "aliens built the pyramids," provocative, dubious theories which fall under the category of pseudo-archaeology. Many of these claims are premised on hidden biases toward non-Western cultural heritages. This professor explores the hidden contours of pseudo-archaeology in this 12-minute TED talk.

Clever Hans was a 1900s horse that was believed to be able to solve math equations, tell time, and read and comprehend German, until a psychology student discovered how he got his answers.

Ancient Romans were registered in lists of citizens to confirm their identity

Falsely claiming to be a Roman citizen was a capital offense, but taking up another identity was one way people could change their lot. Several accounts report how escaped enslaved people sought freedom by pretending to be citizens, and multiple "Neros" appeared after the real emperor died in 68 CE.

Alex Trebek only missed one day in 37 years of hosting 'Jeopardy!'

Art Fleming was the show’s original host, but Trebek took over when the show went to syndication in 1984. The only taping he missed while host was on April 1, 1997, when he and Pat Sajak, host of “Wheel of Fortune,” switched gigs for April Fools’ Day.

The first robot in literature may have been a 'mechanical man' in 1907's 'Ozma of Oz,' a book in L Frank Baum's 'Wizard of Oz' series.

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.

How the most famous Ebola book, The Hot Zone, which sold 3.5 million copies and was translated into 30 languages, got aspects of the disease so wrong.

Many legends about George Washington, including his supposed wooden teeth and the story of cutting down the cherry tree, lack evidence.

A researcher recently discovered an interview from 1967 between groundbreaking journalist Joan Didion and the Grateful Dead, years before the band became an institution.

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

Search a massive database of over 4 decades of clues from the TV quiz show 'Jeopardy!'

See 33 images that became central to huge scandals, including a young Charles and Camilla, Michael Jackson's baby on a hotel balcony, and Hugh Grant's mugshot.

Stanford built a Google Maps for the Roman Empire, revealing how much it cost to travel in the ancient world

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

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

American dance legend Martha Graham, sometimes called 'the Picasso of dance,' refused to perform at the 1936 Olympics in Berlin and conceived the piece 'Chronicle' in response to the experience.

Comedy legend Catherine O'Hara, star of 'Schitt's Creek' and 'Home Alone,' quit 'Saturday Night Live' after just one week to return to her old job.

Some Pokémon have been named after real and fictional organisms, while some real-world species have been named after Pokémon, such as Chilicola charizard and Binburrum zapdos.

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

Chaos theory—informally known as the butterfly effect—is the reason why weather forecasts are presented with probabilities rather than certainties.

According to the physics of black holes, our 4D reality may be a hologram—a projection of information coded on a 2D surface on the edge of the universe.

Watch contemporary footage covering the US-backed Shah of Iran fleeing the country in the face of the 1979 Iranian Revolution