The hidden effects of March Madness

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.

The history of March Madness brackets

Every spring, millions of Americans fill out their March Madness brackets in hopes of picking the winner. But where did this annual tradition start? This CBS News article tells the story of how a bar in Staten Island started a $10 pool with 88 participants in 1977, and grew it into a $1.5 million contest that ended up getting shut down by the IRS.

The surprisingly poetic origins of the phrase 'March Madness'

When legendary sportscaster Brent Musberger called the 1982 NCAA basketball tournament "March Madness," the term stuck and helped popularize the annual event. But he wasn't the first to use the phrase. This Time magazine article explores the contributions of Henry V. Porter, who originally used "March madness" in a 1939 article about the Illinois State basketball tournament, and later in a 1942 poem called "Basketball Ides of March."

How March Madness Selection Sunday works

March Madness is one of the most popular American sporting events, but most viewers aren't aware of how its 68 teams are selected for the prestigious national tournament. This official process overview breaks down how the teams are selected, seeded, and placed into the bracket. Knowing the ins and outs might not stop you from disputing the committee's selections, but at least you'll understand how they came to those decisions.

A hoops expert on the likely March Madness expansion

Rumors about March Madness expanding to a field of 76 teams have led to consternation among some college basketball fans, who believe overcrowding the tournament will dilute what makes it great. HoopsHQ's Seth Davis argues it's a good idea, comparing the change to college football's recent (and highly successful) playoff system.

20 years of NCAA buzzers

The last few beats of the March Madness title game are among the most thrilling in sports. This video compilation collects the final five seconds of every women's championship from the first year of the tournament through 2022. The result is a fascinating document of celebrations, disappointments, and last-ditch efforts. It's also objective proof that basketball's style has evolved considerably over the decades.

Watch the greatest buzzer beaters, clutch shots, and crazy endings in March Madness history

From Christian Laettner's legendary 1992 buzzer-beater against Kentucky to Kris Jenkins' championship-winning 3-pointer in 2016, this compilation captures the most unforgettable last-second moments in tournament history.

Ranking ten of the best March Madness buzzer-beaters

There is nothing like the thrill of an NCAA March Madness buzzer-beater–particularly if it's a Cinderella upsetting a top-ranked team. This SI.com article ranks 10 heart-stoppers, going back to 1981. Relive Keith Smart's 1987 dagger, Bryce Drew's prayer in 1998, Kris Jenkins' 2016 title-winner, Lorenzo Charles' 1983 dunk, and, of course, "the Shot" in 1992.

The odds of a perfect March Madness bracket are worse than finding one specific grain of sand on Earth

With 63 games to predict, random guessing produces odds of 1 in 9.2 quintillion. Even an informed picker who gets 67% of games right faces odds of about 1 in 120 billion, meaning if every American filled out a unique bracket, we'd expect a perfect one in roughly 366 years.

The history of the NIT, college basketball's other tournament

When people refer to March Madness, they're referring to the annual NCAA tournament, the most popular event in college basketball. Often overlooked is the National Invitational Tournament, or NIT, which is viewed as a consolation prize for teams that fail to earn bids to the NCAA. However, the NIT began as the premier tournament until it was eventually beaten out (and ultimately acquired) by its competitor.

See some of the greatest individual performances in March Madness history that ended with a championship

Bleacher Report ranks the greatest individual tournament runs in history, from Kareem Abdul-Jabbar's 1968 dominance to Carmelo Anthony's 2003 freshman heroics, counting only performances that ended in a national championship.

A showdown between Magic Johnson and Larry Bird in the 1979 NCAA final helped ignite the college basketball boom.

See what makes a team a Cinderella—the term for an underdog that goes on an unexpected March Madness run

Fox Sports Research analyzed past Cinderella runs and found that most share a dynamic duo of players, strong conference tournament momentum, and an offense and defense that both rank in the top 80 nationally.

What is the NCAA First Four?

March Madness's play-in games—known as the First Four—whittle down the field from 68 to 64. This resource from the NCAA breaks down the history of the First Four, which began in 2011. The gears were in motion long before that, though, thanks to the addition of the Mountain West Conference to Division I, which necessitated more than 64 teams for the March Madness field.

UMBC became the first 16-seed to ever beat a 1-seed, pulling off the biggest upset in March Madness history

In 2018, UMBC defeated the overall No. 1 seed Virginia 74-54, ending a 0-135 record for 16-seeds against 1-seeds and turning what was expected to be a blowout into one of the most unlikely results in sports history.

How men's volleyball teams are saving struggling colleges in the US

Many colleges and universities in the US are facing severe financial pressure from a mix of decreasing research funding, lower enrollment, and, overall, a decreased interest in higher education. For some colleges, beefing up athletic programs that aren't available at all schools, like men's volleyball, is attracting new students.

The science of spring fever

Researchers have confirmed what people have sensed for ages: Our emotions during the springtime can go a little wild. This piece breaks down the impact of the seasonal transition on our bodies and prescribes a few ways to mitigate the effects.

College football weekends deliver major economic boosts to local communities

Home games draw tens of thousands of fans who spend on hotels, restaurants, and entertainment—injecting millions into local economies and making football Saturdays vital for many college towns’ businesses and seasonal revenue.

Among most mainstream sports broadcasts, sports betting ads appear most often in women's basketball and hockey

A random selection of 50 different sports broadcasts tracked one sports betting reference every four minutes. In one of the randomly selected hockey games, the longest stretch of no gambling reference lasted about five minutes towards the end of the game.

Even athletes aren't immune to the sports-betting craze

While gambling scandals occasionally blew up before 2018, the widespread legalization of sports betting provided athletes with more opportunities to bet on the games they were playing.

Fantasy sports can have adverse health effects

Experts warn that fantasy sports, including fantasy football, can encourage obsessive use because they offer hits of dopamine. Daily fantasy games, which function more like gambling, are especially problematic.

Various pollutants may be contributing to a male infertility crisis

Male infertility, due to declining sperm counts or quality, accounts for about half of the cases of infertility among couples. Recent research has found that global sperm counts fell, on average, by 1.2% per year between 1973 and 2018—from 104 million to 49 million per milliliter. From 2000, this rate of decline accelerated to more than 2.6% per year. (Some users may encounter a paywall.)

Relive the best moments from March Madness 2025

Florida won its first national title since 2007, beating Houston 65-63 in a tournament where all four No. 1 seeds reached the Final Four for only the second time in history.

Americans spent nearly $150B in sports-related bets in 2024

These bets ranged from who would win the World Series to what color clothes famous celebrities would wear to the Super Bowl. Experts believe the industry will continue to grow.

Sports betting, explained

Since a 2018 Supreme Court decision overturned the Bradley Act, which spurred a state-by-state legalization of online gambling, sports betting has become a rapidly growing multibillion-dollar industry.

Contestants in an annual extreme sports competition are encouraged to use steroids and growth hormone, using athletes as guinea pigs.

Menopause may become a $600B industry

Companies marketing products and supplements to alleviate menopause symptoms and make life easier during this life stage have become a gold mine. This 2022 article explores how and why companies have swooped into this space, and whether you should trust them or not.

Sports leagues have attempted to prevent athletes from betting

As pro and collegiate sports embrace betting (and the revenue that comes with it), each league works diligently to ensure the integrity of the games by hiring private firms to analyze irregular bets. These companies have flagged bets that led to the firing of Alabama’s baseball coach, the suspension of multiple athletes at Iowa and Iowa State, and, most recently, a lifetime ban on former Toronto Raptors forward Jontay Porter by the NBA in April 2024.

The men’s underwear index predicts recessions based on men’s underwear sales

Internet users have been using some nontraditional indicators to predict whether a recession is imminent, including the return of so-called “recession pop.”

Mental health experts caution against youth sports betting

People in their early 20s represent the fastest-growing group of sports gamblers. That fact concerns mental health professionals, who warn that early exposure to gaming primes children’s brains to seek digital rewards.

Sports media have also embraced sports betting

For decades, ESPN kept its distance between reporting on games and talking about gambling lines. Sports teams refused to have franchises in Las Vegas, fearing it would harm the sport. But since 2018, that has changed. ESPN’s personalities regularly pick games, and the company has also launched its own betting app.

Marriages are more at risk when the woman is sick

A study tracking 25,000 copies over 18 years revealed marriages tend to end in divorce more often when the woman is sick. Conversely, men's health issues do not impact divorce rates. Researchers noted that increased depression, potentially as a result of financial dependence, contributes to the disparity. Generally, most marriages do not end when a spouse becomes sick.

The betting scandal that rocked college basketball

In the 1940s and '50s, illegal bookmaking in college basketball was rampant at Madison Square Garden. In the 1949-50 season, City College of New York players shaved points during games, though they played honestly in the NIT and NCAA tournaments, winning both. This OddsShark.com article explores how the points-shaving scandal was exposed, who went to jail, and its impact on the NIT and CCNY.

How math whizzes exploit sportsbooks

Chris Dirkus is a professional sports bettor who approaches the hobby as a math problem, not from a fan's perspective. He focuses on mispriced odds in popular games where many fans are betting for high liquidity. He's one of a rare segment of sports bettors exploiting slow models and human mistakes.

In 2020, the league quarantined players in a 'wubble'

When the pandemic hit in 2020, the WNBA delayed the start of their season, choosing to play in a quarantine bubble for a 22-game season. Players choosing to opt in knew the decision wasn't just for them, but for their families. This TNT video explores what it was like for WNBA players to play, practice, and live together for nearly 100 days.

At least 7 eastern college campuses experienced surprisingly large HFMD outbreaks in 2018

The outbreaks at the college level caused a particularly nasty set of symptoms, including the usual blisters in the mouth and on the hands and feet—but also affected the genitals. They surprised health officials who weren't sure why so many young adults were being sickened, including more than 120 kids at Johns Hopkins University. The disease also caused outbreaks at campuses including Princeton, Dartmouth, West Virginia University, Lehigh University, Wesleyan University in Connecticut, and Mars Hill University in North Carolina.

The forgotten Larry Bird punch that almost changed everything

Larry Bird biographer Keith O'Brien argues March Madness as we know it today began in 1979, with an electric, raucous game that's largely been forgotten. Thankfully, he's dredged up the details (and the footage) to help us relive it.

Florida Gulf Coast became the first 15-seed ever to reach the Sweet 16 with one of March Madness's most electrifying runs

In only their second year of full NCAA eligibility, FGCU upset 2-seed Georgetown and 7-seed San Diego State with flashy alley-oops and fast-break dunks-(earning the nickname "dunk city") becoming the first 15-seed in history to reach the Sweet 16.

NFL Draft decisions are shaped by brain science, data, and office culture

Carnegie Mellon researchers say Draft-room choices are influenced by the "jackpot effect"—where higher stakes can impair performance—as well as by groupthink, the limits of data, and whether scouts feel safe speaking up.

Hosting the NFL Draft comes with hidden public safety costs

The economic upside of hosting the Draft—Detroit reported $214 million in impact in 2024—depends on months of behind-the-scenes work. Coordinating law enforcement, emergency medical services, and traffic control entails real public costs that rarely make the headlines.

The university system has an enrollment problem

Enrollment has dropped over the past few years—especially for men. In this Freakonomics podcast episode, educators and economists explain why they think college enrollment has been on the decline. They also offer solutions and make predictions for the future of college.

The 1968 'Game of the Century' turned college sports into prime-time TV

The 1968 NCAA men's championship was the first game broadcast live in prime time. It met the moment, offering a legendary rematch between UCLA (led by a young Kareem Abdul-Jabbar) and Houston (led by standout center Elvin Hayes). This retrospective breaks down what made the game such a successful spectacle and how it transformed the market for all college athletics.

A 2025 NBA scandal exposes athlete participation in sports betting

In October 2025, a current coach, a current player, and a former player and assistant coach were arrested as part of an FBI investigation into a large-scale gambling ring. The current player, Miami Heat guard Terry Rozier, is accused of using non-public information to bettors.

The number and quality of sperm in men's semen is down, giving rise to various movements to avoid 'spermpocalypse'

A typical fertile, healthy young man produces over 100 million spermatozoa, or sperm cells, in his testicles every day. Scientists agree sperm figures are generally moving in the wrong direction, but also emphasize there's still a lot to learn about sperm.

Five years after UMBC, Fairleigh Dickinson defeated Purdue to become the second-ever 16-seed to beat a 1 seed.

Five years after UMBC shocked Virginia, FDU pulled off an even more improbable upset. Ranked last out of all 68 tournament teams and a 23.5-point underdog, the Knights stunned Big Ten champion Purdue 63-58.

Explaining the rise in adult sports leagues

Community sports leagues shifted from publicly supported entities to privatized ones in the 1990s, as tech advances streamlined registration processes. Millennial interest drove significant growth in social sports leagues for adults, growing much faster than other kinds of sports. A few industry leaders have benefited from this shift.

Scientific advances are unlocking a wide range of alternatives to IVF

From refined artificial insemination and microsurgical sperm extraction to experimental uterine transplants, scientific innovation is rapidly advancing potential fertilization technologies. But they come along with costly trials, some ethical dilemmas, regulatory issues, and more.

The 2024 women's national championship between Iowa and South Carolina drew nearly 19 million viewers

Fueled by Caitlin Clark's star power in her final college game, the South Carolina-Iowa championship peaked at 24 million viewers, more than the men's final that year, making it the most-watched basketball game of any kind in five years.

Mardi Gras has an annual economic impact of nearly $900M

Tulane University's Toni Weiss studies Mardi Gras' effect on New Orleans. Her study of the 2023 parade found that the event generated approximately $891M for the local economy. Weiss also found that the money that the city spent about $10M on the parade (for security, sanitation, and more) but earned a net fiscal benefit of $28M.

PIckleball is the fastest-growing participation sport in America

The outdoor game experienced a surge in popularity during the 2020 pandemic because it could be set up in driveways, be played by all ages, and allowed for safe social interactions. That social aspect has helped pickleball’s popularity continue to rise post-pandemic. A March 2023 APP report showed 48.3 million American adults played the sport in the last 12 months.