Hear how gladiator fights were funded, judged, and sometimes fixed

How ancient Roman gladiators got ready to rumble

Before they could lay the smackdown in the arena, gladiators were professionally trained, combining a physical regimen with an education in the rules of the ring. Contrary to popular belief, archaeological evidence suggests most gladiators weren't killed in the action, and women may have fought on rare occasions. This article breaks down a life of a Roman gladiator.

Some Colosseum fighters battled wild animals instead of other humans

Not everyone who entered the Colosseum was a gladiator. Learn about the bestiarii—who ranged from trained animal fighters to condemned prisoners—and how their encounters with wild beasts became one of Rome’s most lethal spectacles.

Crowds used a thumb gesture to decide whether a gladiator lived or died

This explainer unpacks pollice verso, the hand signal spectators used to call for a gladiator’s execution. Ancient sources never specify the direction; evidence suggests that the thumb was likely turned up or thrust toward the throat, not down.

The poet Martial vividly described the Colosseum’s opening games

In "Liber Spectaculorum," Martial recounts the inaugural spectacles at the Colosseum, offering graphic depictions of staged executions—some modeled on Greek myths—that took place during the midday program.

The complicated economics of horse racing

The Triple Crown commands big ratings (and enormous amounts of money in betting) but the sport as a whole is in a precarious position, thanks to limited tracks and an overreliance on subsidies. This special from Freakonomics unpacks what all that means for the future of the sport.

Medieval sword manuals survive—but their techniques are hard to decode

While some knights guarded their combat knowledge, others recorded it in illustrated fighting manuals. Centuries later, scholars struggle to interpret these cryptic texts, revealing how much medieval martial knowledge was lost or obscured over time.

College budgets, explained

In this episode of the FutureU podcast, higher education experts Jeff Selingo and Michael Horn explore why so many colleges seem to be struggling financially. Hear how college budgets actually work, and why so many are unsustainable. It’s a crash course in revenue, expenses, and the big shifts schools need to make to survive.

Inside one of the largest US military bribery schemes

Glenn Defense Marine Asia Ltd. sprinkled US Navy officers with gifts, hosted events attended by Navy officers that were staffed by sex workers, and won millions of dollars worth of inflated military contracts to provide food, fuel, and security to Navy aircraft carriers. Leonard "Fat Leonard" Glenn Francis helmed the company. This 35-minute podcast episode is the beginning of a multi-part series sharing Francis' story from his perspective.

How Guinness World Records has pivoted to a publicity business

Now that Guinness World Records gets paid to host record-breaking events, is there a conflict of interest? Here's a look at the worldwide record keeping business's pivot toward publicity.

Prison money diaries: the thriving underground economy behind bars

How people in prison earn money, how much they spend, and the lengths to which they go to secure basic needs and comforts.

NBA referee Tim Donaghy was paid roughly $300K to fix games

Donaghy said he struggled with a gambling addiction, causing him to risk so much. In this interview, he explains the story of his scandal, and how the mob led to his eventual arrest.

How exchanges like the Chicago Mercantile act as trading referees

Chicago's Mercantile Exchange emphasizes futures contracts on commodities. This podcast episode breaks down how exchanges actually work, make money, and streamline the market.

See the legendary live feud between Bill Ackman and Carl Icahn over Herbalife

In 2013, the two fought on live television in what may be one of the most-watched business television segments of all time. At one point, Icahn called Ackman a "liar" and a "crybaby," while Ackman told Icahn he was a dishonest guy.

The Judgment of Paris was organized by Steve Spurrier

The English wine merchant organized the competition with Patricia Gallagher at his Paris wine shop. In this in-depth interview, he talks about how he got into the wine trade, how the Judgment of Paris impacted his own career and the global wine scene, and tells some of his favorite stories from the past.

Its subculture has a litany of carny-inspired terms

Listening to wrestling superfans talk can feel like eavesdropping in a foreign country. That’s because much of the industry’s terminology comes from the carnival world, which was responsible for the rise of American professional wrestling in the early 20th century.

In defense of the advertisement economy

Advertising is frequently reviled for how it clutters up public spaces and our everyday experiences. Nonetheless, it allows for vast amounts of goods and services to be rendered free to millions of users—and gives users the option to pay with money or time and attention.

Trade and tariffs in the Roman world

Trade between nations and empires date back thousands of years, including the use of tariffs to raise government revenue.

Hear firsthand stories from the Civil War

Historian and storyteller Fred Kiger narrates detail-rich episodes exploring overlooked people and moments of the Civil War—bringing listeners onto battlefields and into strategy rooms and offering insight into the lives of those who lived the conflict.

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.

The history of blood, as told by a hematologist

Since ancient times, blood has been seen as a semi-magical substance. Alchemists theorized it was a mixture of the four elements. Others proposed it was one of four bodily fluids whose balance dictated health. This 2019 essay by a hematologist reviews blood's reputation across cultures and centuries.

The Bone Wars turned paleontology into a rivalry fraught with public scandal

Othniel Charles Marsh and Edward Drinker Cope were friends-turned-enemies competing for the glory of discovering dinosaurs. It became so intense that when Cope died, he donated his body to science to prove he had a bigger brain than Marsh.

A 1954 Supreme Court ruling helped quiz shows avoid regulation

When the Federal Communications Committee attempted to rein in giveaway shows, the Supreme Court ruled that quiz shows were not a form of gambling because contestants did not have to risk anything to participate. Some believe that the ruling prevented proper oversight of the industry as it became more popular.

A quote from sports journalist Stuart Scott

"In football, as in life, the hits you don’t see coming are the ones that do the most damage."

Feudal landholding organized medieval Europe’s economy without relying on slavery

From the 10th to 13th centuries, Europe’s agricultural system relied on localized hierarchies. Lords granted land to knights for defense, who in turn mainly oversaw free peasants paying rents in labor, goods, or money rather than living under slavery.

A comic book-style review of attending a biohacking conference

When Andrew Greenstone attended a biohacking conference in Austin, Texas, he didn't expect to walk away a newly implanted member of the techy cadre. Partway through the event, he paid $150 to have an NFC chip inserted into his right hand.

Exploring the Larry Bird punch that almost changed March Madness

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

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

Hedge funds, the private investment firms that trade a wide swath of financial assets, make money by imposing steep fees on investors and from the fund's investment performance.

Watch this video that uses Lego bricks to explain how venture capital works.

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

A vending machine run with Anthropic's AI went out of business after it was convinced to give away items for free and sell a video game console.

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.

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.

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.

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

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

Play the role of a student in a game where you try to navigate college and remain debt-free, selecting different income levels, high school experience, race, ethnicity, and more.

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.

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.

Explore the history, structure, and species of Australia's Great Barrier Reef with this interactive journey narrated by Sir David Attenborough.

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

Hotels in Cannes, the glamorous city on the French Riviera, hire hawks to ward off seagulls during the city's famous film festival.

The tragic Pulitzer Prize-winning image 'The Vulture and the Little Girl' (1993) generated controversy, raised concerns about ethics in photography, and eventually led to the photographer's death.

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

Art theft is the third-largest source of criminal revenues worldwide, thanks in part to the subjective nature of valuing a work of art.

Some coin denominations have ridges etched on their sides, partly to prevent counterfeiting, in a practice called 'reeding.'

The rivalry between Alexander Hamilton and Thomas Jefferson centered on federalism—the question of how much power the federal government should hold relative to the states.

The distributor behind 'Rocky Horror' pulled the film from its scheduled national release, believing it would be a failure, though it eventually amassed a dedicated fanbase through midnight showings, a trend that continues over 50 years later.

See how Ebola tore through Guinea, Sierra Leone, and Liberia in 2014-2016.