Why professional tennis players are so picky about balls before serving

Tennis balls get their bounce from pressurized nitrogen inside vulcanized rubber, made from heating natural rubber with sulfur to create molecular links that harden the material.

Tennis' weirdest rule (only for women)

At all but one Grand Slam, men and women played with the same tennis ball. But at the US Open, women were required to use a different ball until a change was made a few years ago. We break down the story behind that strange anomaly.

Tennis balls are yellow, partly thanks to a suggestion by British naturalist and broadcaster Sir David Attenborough.

Tennis can be played on clay, grass, hard court, or carpet

Tennis started on grass surfaces in England, but as the sport has grown, so have the surfaces used to play the game. This article details how each surface affects ball speed, bounce height, and player movement, and highlights which Major championship uses which surface.

Every baseball used by the MLB only lasts about 7 pitches before it's discarded.

Pickleball's ubiquity has led to a culture clash with tennis

Since the late 1800s, tennis has been the world’s premier racquet sport. But in the late 2010s, rapid growth and investment in Pickleball changed that dynamic. This Cult Tennis video explores the newly created tension between tennis and Pickleball players, both on and off the courts.

Turbulence is needed to make airplanes more stable and golf balls fly farther

Vortex generators—small fins placed along airplane wings—create small eddies that prevent airflow separation, maintaining lift and preventing stalls. Golf balls have dimples that create a turbulent boundary layer on their surface, minimizing drag forces.

Pickleball players and tennis players are running into problems over court space

Pickleball has become one of the fastest-growing sports in North America, especially for older adults. It's also led to tension with tennis players, whose courts are now being overtaken by pickleball players, with some municipalities adding pickleball lines to tennis courts.

Wimbledon enforces a strict all-white dress code, a tradition dating back to the 1800s, when white clothing signified elite status.

The history of the tennis racket

Today's tennis rackets are made from lightweight composite materials, which is a big reason power, speed, and spin dominate today's game. But they weren't always built this way. This Top Sport Gear video shows the evolution of the tennis racket, from its start as medieval paddles, to the wood rackets of the early 1900s.

How David Attenborough's work in color television gave tennis balls their color

As controller of BBC Two, Attenborough wanted the BBC to achieve the first full-color broadcast in Europe and saw Wimbledon as the perfect event to make it happen. Noticing that the white tennis balls used then would stain green and become less visible on color broadcasts as matches progressed, he suggested fluorescent balls, which were eventually adopted.

Wimbledon's signature dish is strawberries and cream, mainly because the fruit's peak season coincides with the tennis tournament.

Limited courts is a source of tension between pickleball and tennis players

Municipalities have rushed to accommodate the explosion of pickleball games, but sometimes they can't keep up. That's frustrated tennis players, whose courts are now often filled with people playing the sport.

See what women's tennis looked like through history

Women playing tennis today wear athletic clothing tailored to the demands of the sport. But when tennis started in the late 1800s, women were expected to play wearing long, Victorian dresses. Using historic photos, this Bustle article explores how tennis was brought to the US, what it looked like at the 1900 Olympics, and how the sport has grown since its inception.

The Open Era redefined both men's and women's tennis

The early days of modern tennis were largely enjoyed by the upper class, who had money for lawns to play on. More often than not, the best players competed for the love of the game, not money. This led to Grand Slams limiting the competitions to amateur athletes. Things changed in 1968, considered the start of the Open Era, when professional players were permitted to play.

PIckleball's popularity with seniors is partially due to its health benefits

Pickleball has always been a game for all ages, but it has been particularly popular among seniors, in part because of its many health benefits, including enhancing hand-eye coordination and burning more calories than walking.

NFL kickers are kicking the ball farther than ever before

A combination of training, technique, and new rules regarding equipment has led to a sharp improvement in kicking since 2020. Certain players are now allowed to keep footballs with them throughout the practice week and play with a ball of their choosing during games.

What happens to golf balls after they're used?

With over 1 billion golf balls produced annually, an estimated 300 million to 1.5 billion are lost worldwide. On average, thousands of balls are left behind on each course, often ending up in ponds, forests, and beaches. While many golf courses recover and reuse some of these balls, studies suggest countless remain unretrieved.

Pickleball's popularity has created a power struggle

The sport's sudden rise has led to a tumultuous landscape with battles over governance, court space, and player rights. This Sports Illustrated deep dive examines the competing billionaires vying for control, the conflicts over court usage and noise disputes, and how a second proposed Hall of Fame is dividing the sport.

Some athletes warm up with equipment from other sports

Baseball superstar Shohei Ohtani uses a cricket bat; his teammate Yoshinobu Yamamoto throws a javelin. Quarterback CJ Stroud shoots free throws. The reasons are partially physical (it's good to exercise different parts of your body) and partially mental (it's nice to take the pressure off with someone else's game).

A Boeing engineer created a next-generation pickleball paddle in the '80s

When Steve Paranto kept losing in the finals of his Pickleball tournaments, he told his dad Arlen the wooden paddles were holding him back. Then-Boeing engineer Arlen used spare composite floor panels to make the first fiberglass Pickleball paddle.

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.

Pickleball injuries were responsible for $350M in medical costs in 2023

Unsurprisingly, picklers over 50 account for 90% of the injuries, with the most common being sprains, strains, and fractures. Experts say a substantial pregame warm-up can prevent most injuries.

Pickleball combines elements of tennis, badminton, and table tennis

In this video, That Pickleball Guy walks you through the serve and two-bounce rules, what is “the kitchen,” and teaches five ways to win a rally.

Before 1920, during the Deadball Era, a single baseball was used throughout a Major League game, leading to a notoriously dirty style of play.

Tennis match interrupted by 'Cotton Eye Joe'

Tennis players require extreme focus as they volley on the court, and officials typically enforce significant noise standards during play. So it was quite a shock when the 1995 hit "Cotton Eye Joe"—as recorded by Swedish Eurodance band...

World Cup venues spend months cultivating their fields and choosing their grass based on the cities' climates.

Every MLB baseball needs to be rubbed with a special kind of mud, provided by one New Jersey family.

Winter Olympic sports highlight various laws and principles of physics

Figure skaters leverage the conservation of angular momentum during spins by tightening their bodies, and the skintight suits used in ski jumping help reduce drag. Centripetal force allows speedskaters to make tight turns, while friction on skis helps ski mountaineers climb slopes. No action can violate the conservation of energy.

Modern tennis was formalized in 1874

In the late 1800s England, a growing middle class could afford homes with lawns. With more lawns in England, Major Walter C. Wingfield saw an opportunity to bring lawn tennis to the masses. Modern tennis was formalized in 1874, when Queen Victoria granted a patent for Major Walter C. Wingfield's lawn tennis box set. The game was an instant hit, and by 1877, the new All England Club in Wimbledon began hosting a tournament.

Sidearm pitchers—who throw the ball at an odd angle, sometimes very close to the ground—are a rarity in modern baseball, which often makes them more difficult for batters to hit.

Pickleballs' loud 'pop' sound can reach 120 decibels, equivalent to the sound of a hammer striking a nail.

Axelle Berthoumieu bit Ireland's Aoife Wafer during the Women’s Rugby World Cup quarter‑final in 2025

Biting, waxing pool balls, and modifying ski suits are just a few of the various instances of bad sportsmanship in 2025. It appears that cheating is much harder to get away with in the era of smartphones.

Table tennis originated as a leisure activity for the upper class

The sport's origin story can be traced back to 19th-century England, where it was known as "whiff-whaff." Players initially used a dinner table to play. After decades of evolution, ping-pong reached its "Golden Age" of popularity in the 1950s and 1960s.

A sophisticated data analysis found that stadiums with roofs or in cities that regularly have sunny skies are the easiest for outfielders to play in.

Designing the pitches for the FIFA World Cup 2026 took turfgrass scientists about eight years, as they sought to create identical conditions for indoor and outdoor fields across North America at various altitudes and climates.

Pickleball was originally intended for children

Bell and Pritchard only created the game to occupy their children's attention on vacation. As they continued playing the game, they began developing rules as-needed.

Tennis' global evolution

In the 1970s and 1980s, American men and women dominated the top 100 rankings on both tours. But as each tour expanded its global reach, the American dominance declined. This Bleacher Report analysis breaks down the national make-up of the top 100 players for each decade. View maps that show which country gained and lost rankings through each decade and see who is the top country now.

F1 driving requires intense strategy, endurance, and strength

Formula 1 cars are the peak of human engineering, and the humans driving them must have exceptional skills to master their cars. This Wired video talks to former performance coach Clayton Green to uncover what makes Formula 1 drivers such unique athletes. Learn why drivers focus on neck strength to combat extreme g-forces, and what those forces do to a driver's body over a race.

The origin of the sport's name is disputed

How pickleball got its name has been a point of contention for decades. The McCallums claim the family dog, Pickles, used to snatch the balls as they played and named it for him. Joan Pritchard, though, says Pickles didn’t join the family until after the game was invented.

F1 drivers today are in peak physical shape

Formula 1 drivers today are in top physical condition, with reaction times on par with Olympic sprinters and strength programs specifically for their neck to withstand the immense g-forces experienced in racing.

Retired professional soccer players are showing signs of potential neurological impacts in midlife, according to a study presented at the July 2026 Alzheimer's Association International Conference in London.

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.

Billie Jean King on playing tennis before Title IX

Before Title IX, tennis legend Billie Jean King not only had to deal with limited resources; she also had to deal with isolating experiences, like being excluded from team photos at Long Beach State and being told to "get lost" by male teammates. (Some readers may experience a paywall.)

Examining golf's problems with race

In 1961, the PGA removed the "Caucasian-only" membership clause, marking the last major professional sports organization to desegregate. But unlike other sports, golf didn't see an influx of Black players following the change. This article from The Ringer's Lex Pryor examines golf's complicated history with race and gender, showing both the progress made and the challenges that remain.

Pickleball's popularity has exploded in recent years

Pickleball has seen rapid growth in the US, with around 50 million Americans playing in 2022. It doesn't appear to be slowing any time soon.

The World Cup ball has had 23 different designs

Adidas has supplied the official ball for the last 15 iterations. The first World Cup final featured two different balls: one provided by Argentina and one supplied by Uruguay. Argentina was winning 2-1 before the balls were switched. Uruguay went on to win the match 4-2.

Exploring why the PGA Tour's rivalry with LIV seems to have cooled

This analysis by Dan Wetzel suggests that LIV's initial threat to the PGA Tour's dominance in golf has faded, with several golfers leaving LIV to return to the PGA Tour.

Tennis' Grand Slam tournaments take place at some of the sport's most storied venues

There are over 50 events on the WTA calendar, but the tour's four Grand Slam tournaments are the ones both professionals and fans look forward to every year. This Eyes on the Stands video takes you on a journey from Melbourne Park, to Roland Garros, to the All England Club, and the USTA Billie Jean King National Tennis Center to learn the rich history of each venue.

Billie Jean King organized players into the WTA

In 1973, the Virginia Slims Circuit was successful, but when the USLTA demanded a higher tournament fee for Circuit players, promoter Gladys Heldman refused. In response, Billie Jean King met with over 50 players before the 1973 Wimbledon Championships to form the Women's Tennis Association, a move that led to equal pay at the US Open the following year.