One man provides temporary vocals for nearly every character on 'The Simpsons'

Watch Hank Azaria perform classic sports rants as 'Simpsons' characters

The actor has voiced some of the show's most beloved characters, including Moe Szyslak and Chief Wiggum. In 2025, he joined "The Rich Eisen Show" and used those voices to reimagine some of the sport's world's most ridiculous speeches.

2 'Simpsons' producers break down the show's turning points

Longtime director David Silverman and showrunner Matt Selman walk you through some of the show's biggest turning points, from the early days on "The Tracey Ullman Show" through its biggest guest stars and eerily accurate predictions.

The best celebrity cameos on 'The Simpsons'

As the show became a pop culture sensation in the late '80s, it began attracting celebrities eager to get in on the fun. This list ranks some of the best of those appearances, including Meryl Streep, Paul McCartney, and Dustin Hoffman.

Browse a database of every 'Simpsons' chalkboard gag

A key component of the intro for "The Simpsons" is Bart writing on the chalkboard as punishment for misbehaving. In nearly every episode, the message on the board is different. This fan-assembled repository allows you to view screencaps for nearly everyone.

Why so many cartoons are yellow

"The Simpsons" creator Matt Groening said he found the skin tones of cartoon characters to be "freakish" and wanted his show to stand apart from everything else on television. His colorist proposed making them yellow, which color theory suggests would make the characters pop off the screen.

An expert recreates the voice of a 3,000-year-old mummy

Ear, nose, and throat expert David Howard discusses how his research team extracts vocal folds from preserved human tissue, which allows them to model the deceased person's larynx. From there, they can create a synthetic voice based on the organ's geometry.

Watch an orchestra perform Danny Elfman's theme for 'The Simpsons'

The composer (and former member of new wave band Oingo Boingo) said that the show's main theme, one of the most recognizable in TV history, came to him while driving. It's become a widely performed orchestral piece, including by the all-volunteer Puget Sound Symphony Orchestra, which you can watch below.

The features that make our voices unique

Human voices are about as unique as fingerprints: similar instruments but with endless variations. We each produce sound in the same physiological way, but when we talk we’re dropping clues about who we are, what we do, and where we’re from.

The speech software's origins at MIT led to Hawking's trademark voice being American

Stephen Hawking's trademark voice is called "Perfect Paul," but it mimics Dennis Klatt, an American researcher at MIT who developed the speech synthesis technology. Klatt used his voice during this development, which was immortalized through Hawking.

Radio DJ Casey Kasem was the voice of Shaggy on 'Scooby-Doo'

He pioneered the "American Top 40" radio model, but his iconic voice also appeared on "Scooby-Doo Where Are You?," the long-running animated TV show. Interesting: Kasem, a vegan, once quit the role in protest after being pressured to do a Burger King commercial, though he eventually reprised it years later.

Watch Will Ferrell's ‘SNL’ audition

Making it to “SNL” requires multiple auditions, including one in New York in front of Lorne Michaels and some of the show’s top staff. Will Ferrell’s audition for 'SNL' is one of the most legendary in the show's history. Ferrell runs through several of his classic characters, covering the stage in his singular weirdness.

Movie trailers changed after the king of voice-overs died

Don LaFontaine, known in the film industry as "Thunder Throat," provided voice-over for over 5,000 film trailers. After he died in 2008, the trailer formula changed, with most preferring to lean into dialogue from the film.

James Earl Jones didn't become the voice of Darth Vader until after shooting had concluded

The archvillain was originally voiced by David Prowse, who played him on screen. But Prowse's Scottish accent, higher-pitched voice, and muffled delivery (due to the character's mask) made for an underwhelming performance. Jones was brought in during postproduction to do voiceover, recording all the dialogue in under three hours.

Why Christopher Walken is so eccentric

Cultural icon and actor Christopher Walken has attained a unique status in Hollywood as a beloved eccentric, inspiring countless hilarious stories. This quick write-up dives into some of the elements that mixed to form his unusual personality and style, from growing up around immigrants to his embrace of improvisation.

Operatic singing involves a number of different vocal personalities

Opera singing ranges are typically categorized by gender and then further subdivided into specific voice types like bass, baritone, tenor, mezzo-soprano, countertenor, and soprano voices. From the lowest to highest range, experience the difficult and impressive singing styles.

Nintendo developed the character as its technology improved

Nintendo developed the Mario character as video game technology became more sophisticated. In 1991, Charles Martinet began playing Mario at trade shows and then voiced the character for 1996’s “Super Mario 64,” which included the now-classic catchphrase, “It’s a-me, Mario!”

Hear from the casting director who assembled the entirely fake jury for 'Jury Duty'

Casting director Susie Ferris breaks down how she built the show's ensemble from scratch, from combing through early audition tapes to persuading James Marsden to play a heightened version of himself alongside unknowing juror Ronald Gladden.

'Bluey' actors didn't meet for four years, and the kids' identities are secret

The hit cartoon show from the Australian Broadcasting Corporation first debuted in 2018 and later became a global hit after being licensed to Disney. Main voice actors Melanie Zanetti and David McCormack recorded their voices for four years before meeting in person ahead of an appearance on Jimmy Fallon. Learn more tidbits about the show here.

Before he was Soundgarden's singer, Chris Cornell was the band's drummer

Cornell was the band's first drummer, but got out from behind the kit in 1985 so he could focus on vocals. That foundation, though, is what his bandmate Kim Thayil claimed gave Cornell his unique singing style. "Chris has an amazing way of writing melody around these odd time signatures that a lot of people have a tough time doing," he said. "It's very natural for Chris, though, because he was our original drummer, so he can think in those terms."

The origin of the 'barbershop quartet'

Barbershop is subgenre of acapella, limited to four singers who all play highly specific roles. If you see a particularly inspired quartet, you might even see them in old-timey barber dress, a nod to style's origin: the British barbershop. This brief explainer from Mental Floss breaks down the strange story behind the form and how it traveled overseas to become the music we know today.

Office Assistants, including Clippy, were digitally edited with Macintosh computers

The animated characters served as intelligent user interfaces for Microsoft Office and were sketched by hand before being scanned. Clippy was selected as the default assistant after social psychologists at Stanford University identified it as the most trustworthy, likable, and humorous character based on public testing.

'Steamboat Willie' was inspired by 'The Jazz Singer'

Walt Disney was mesmerized by Al Jolson's "The Jazz Singer" and the way it used synchronized sound, which synced film with audio. He replicated that effect in “Steamboat Willie," producing the first animated film to do so.

Broadway employs tens of thousands of people in various roles

While we often just think of the actors and directors who take top billing, Broadway productions operate as distinct businesses employing numerous people in various roles: stage managers, sound designers, house managers, ushers and more.

Robert Fripp manipulated feedback to create his guitar part on David Bowie's 'Heroes'

The King Crimson guitarist placed markings on the studio floor that instructed him where to get the particular sounds he was seeking. Producer Brian Eno then ran the signal through a synthesizer and bent the sound waves with a joystick.

Dickens performed 'A Christmas Carol' over 100 times

The writer began performing readings of his works in 1853 and chose 'A Christmas Carol' for the inaugural event. In the 16 years that followed, he performed it over 100 times, using different voices for his characters and consistently revising the text for the stage.

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.

Hear 50 years of iconic hip-hop samples, the genre's foundational looped tracks

Dorothy's famous entrance into Oz in 'The Wizard of Oz' relied on analog tricks, including a body double and sepia-toned paint, as much as it did on technology

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 animatronic shark from Steven Spielberg's 'Jaws,' the first modern blockbuster, was a complex underwater apparatus called 'Bruce.'

This site reaches millions of visitors who are tired of AI chatbots and seeking human connection. Pretend to be an AI chatbot and ask questions, provide answers, and draw for people in real time.

Crows are believed to have intelligence on par with a seven-year-old child and demonstrate complex behaviors, from problem-solving with tools to recognizing human faces.

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 Brothers Grimm were lawyers before they were storytellers, but became interested in fairy tales as they began investigating how rules and customs had been passed down through cultures.

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.

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

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.

Stars appear to twinkle because turbulence in the motion of molecules in Earth's atmosphere causes light to bend and wiggle rapidly on its way to the surface—a phenomenon called scintillation.

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.

In preparation for this weekend's Eurovision finale, which is something like the World Cup of pop music, here's a young Céline Dion performing (for Switzerland?) at the 1988 competition.

Graffiti dates back to at least ancient Pompeii, where citizens scrawled messages to one another on public walls

Double world record holder Hunter Ewen helped conquer his fear of balloons, called globophobia, by training to win Guinness World Record titles for balloon inflation.

Gerrymandering works through two techniques: cracking opposing voters across districts to dilute their power, and packing them into a few to waste their votes in lopsided majorities.

Bone marrow (soft tissue found inside certain bones) generates roughly 500 billion new blood cells each day

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

Massive 3D printers have been used to build homes by stacking layers of 'concrete toothpaste,' a fire-resistant material that effectively insulates against outside noise.

Mark Twain spent decades feuding with the US Postal Service, convinced its costs and regulations were bureaucratic overreach.

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

Meet the 56 signers of the Declaration of Independence—most of whom didn't put pen to paper until August 2, 1776—and see their original signatures.

Brian Wilson wrote the Beach Boys' 'Don't Worry Baby' for the Ronettes, but the legendary girl group rejected it.