Don Herbert, better known as 'Mr. Wizard,' was the predecessor to the 'Science Guy'

Watch Bill Nye's debut as the 'Science Guy' on 'Almost Live!'

Knowing that Nye explained scientific concepts as a volunteer at the Pacific Science Center, host Ross Shafer suggested Nye perform scientific demonstrations to fill the time left by a canceled guest. "You could be, like, Bill Nye the Science Guy," said Shafer.

How the NSF Public Understanding of Science program fueled science interest and literacy

To support STEM education at all levels and in all settings, the NSF has invested in public-facing science projects since 1957. These investments produced science education storytelling and entertainment programming, including "Bill Nye the Science Guy," "The Magic School Bus," and the "Flight of the Butterflies" and "Blue Whales" IMAX films.

Mario's archnemesis hosted a children's show in the 1980s

"Super Mario Bros." grew so popular in the '80s, even King Koopa, the video game's villain, had his own television show, though it's been all but erased from TV history. There's good reason for that: It was a bizarre enterprise, featuring '30s cartoons, a grumpy stand-up comedian, and cheap production.

Before he had his own show, Pee-wee Herman appeared on 'The Dating Game'

Paul Reubens' character Pee-wee Herman would become a sensation with his 1986 children's show "Pee-wee's Playhouse," but in 1979 he appeared as the hilariously naive character on "the Dating Game." It's not clear if the show (or its audience) understood what they were seeing.

Wally Feresten is the man behind the show's iconic cue cards

“SNL” obsessives are familiar with the show’s cue cards, which occasionally appear on air in fourth-wall-breaking segments. They might even recognize Wally Feresten, the man who’s been handwriting (and holding) them since 1990. This podcast interview delves into Feresten’s curious life behind the scenes at “SNL” and his unexpected turns in front of the camera.

How the Discovery Channel was originally built for lifetime learners

Founder John Hendricks envisioned Discovery as a launchpad for educational content that was both informative and engaging. Since, the channel has spawned dozens of other channels, merged with major studios, and launched its own streaming platforms.

Claims about 'Twenty-One' weren't taken seriously until other quiz shows were exposed

Contestant Herb Stempel alleged that “Twenty-One” was fixed after his loss to Charles Van Doren, saying that everything on the show was “carefully choreographed,” though his claims were dismissed as mere bitterness. In truth, Stempel had been promised a network job if he went along with the con and became outspoken when it didn’t materialize. Van Doren, meanwhile, became a celebrity, donning the cover of Time magazine.

'I Love to Eat' was the first nationally televised cooking show

Beard’s show, cohosted with Julia Child, debuted in 1946. It was invaluable in setting the stage for today’s massive trove of televised and online cooking content.

'The Wizard of Oz' flopped in theaters but exploded on TV

The film cost $2.7M to make—$1M more than the average production in 1939, but didn’t recoup it for almost two decades. Its success is mainly due to television. It aired annually from 1956 to 1965 and was watched by more than 49% of all television viewers.

Bob Hope's radio shows brought stand-up to the masses

Bob Hope’s 1930s variety shows featured comedic monologues. Unlike the tightly scripted and evergreen sets of vaudeville, Hope’s monologues leaned into topical and political humor, sometimes to the disapproval of his network.

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.

MrBeast became one of YouTube's biggest creators

Jimmy Donaldson, aka "MrBeast," has racked up more than 312 million subscribers on the platform thanks to high-energy videos that mostly feature challenges, stunts, and philanthropy. He joined YouTube in February 2012, and his 800-plus videos have racked up more than 57 billion views.

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 commander of the Challenger mission began his career as a mechanic in the Air Force

Lt. Col. Dick Scobee began his career as an Air Force aircraft mechanic, later becoming a Vietnam combat pilot, test pilot at Edwards Air Force Base, and ultimately the commander of Challenger's STS-51L mission.

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.

'Alfred Hitchcock and the Three Investigators' featured 'Hitch' as a character

The young adult detective novels, which ran from 1964 to 1987, prominently featured Hitchcock's name on their covers and included introductions supposedly written by the author. Hitchcock was also a character in the books, working with the young detectives. His name was removed after the 30th book was released.

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.

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.

Meet Frederick Terman: Stanford University professor and the 'Father of Silicon Valley'

Stanford University professor Frederick Terman used to encourage his students to start their own tech companies. His advice led to the creation of Hewlett-Packard. He also established the Stanford Research Park, which helped develop many successful tech companies today. Terman is often called the "Father of Silicon Valley," because his ideology directly shaped the region's development.

'When I was a boy and I would see scary things in the news, my mother would say to me, 'Look for the helpers. You will always find people who are helping.''

- Mister Rogers (1928-2003)

The inventor of fantasy football first experimented with two other sports

In the mid-1950s, Wilfred “Bill” Winkenbach, a part-owner of the Oakland Raiders, concocted two fantasy sports games: one for Major League Baseball and one for the Professional Golfers’ Association. In 1962, he invented fantasy football alongside two writers from the Oakland Tribune.

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.

Gypsy Boots was a proto-hippie and health food entrepreneur

The Southern Californian was an eccentric businessman who opened several health food businesses, wrote books on healthy living, and frequently appeared on late-night television, including 28 appearances on “The Steve Allen Show.” He’d also attend Los Angeles area football games and chant “Don’t panic, go organic.”

Modern Marvels examines the Manhattan Project

This episode of the television program 'Modern Marvels' focuses on the Manhattan Project, combining archival footage and interviews with historians and scientists to shed light on one of the most ambitious military and scientific endeavors in human history.

How a government chemist founded the FDA—by poisoning people

The Poison Squad tells the story of government chemist Dr. Harvey Wiley who, determined to banish these dangerous substances from dinner tables, took on the powerful food manufacturers and their allies.

MuggleCast is the original ‘Harry Potter’ fan podcast

Launched in 2005 by the creators of MuggleNet, MuggleCast offers weekly discussions, news and fan theories on Harry Potter. It quickly became one of the internet’s major fandom podcasts and still runs today.

Hughes once taught creative writing to junior high and high school students

In 1949, Hughes accepted an eight-week contract at the University of Chicago Laboratory Schools to teach creative work, along with seminars on jazz and the “negro theme” in American poetry. He enjoyed his time at the school, but never returned to the classroom, noting that the early mornings and teaching load left little time for his writing.

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.

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.

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.'

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

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

See how fireworks are made and learn how metals like magnesium and copper are responsible for different colors.

Exploring the Larry Bird punch that almost changed March Madness

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

Children are now three times more likely to say they want to be a YouTuber when they grow up than an astronaut, with some even attending 'YouTube camps' that teach kids how to create content for the platform.

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.

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.

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

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

Hear about the 250-year history of the United States Postal Service, complete with some of its strangest deliveries, important innovations, and the figures that made it an American institution.

Warren Buffett's former professor Benjamin Graham is known as the 'father of value investing,' a strategy in which investors seek to buy stocks trading below their intrinsic worth.

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.

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

Scientists can determine Earth's past climate conditions by analyzing air trapped in microscopic bubbles within ice cores—columns of compressed snow layers that build up over hundreds of thousands of years.

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

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.

Prince's sexually explicit 1984 track 'Darling Nikki' attracted the ire of the Parents Music Resource Center, an advocacy group that inspired the Parental Advisory sticker, even though the song ends with a Christian message.

Most of the observable universe's volume consists of voids and supervoids—enormous regions of space with little to no galaxies, stars, or light.