An eephus is a high-arc pitch usually thrown by position players filling in for pitchers in blowout games.

In 1970, Pittsburgh Pirates' pitcher Dock Ellis threw a no-hitter—a rare feat that was just the 174th in MLB history—while high on LSD.

A history of the rare, chaotic moments when MLB batters charge the pitcher on the mound

They typically occur when a pitcher has slung a pitch a little too close to the batter—though the exact causes vary, from quick tempers to longstanding grudges. No definitive account of these infrequent but highly visible incidents has existed, so sportswriter Jon Bois compiled data on 264 such moments between 1950 and 2025. The resulting 23-minute video explores the rich narratives leading to these charged events.

A visual guide to identifying baseball's pitches, from common pitches like 'fastball' and the 'change up' to specialty types, like 'cutter' and 'slurve.'

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.

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

Inside MLB's robo-umping experiment

Human umpires call roughly 94% of pitches right overall, but performance reduces on borderline pitches in high-leverage moments, the calls that shape game outcomes most. A professor and historian analyze early experiments with the full "robot ump" system that helped shape MLB's decision to implement a compromise "challenge" system.

Some say baseball's drug problem goes back to the late 1800s

At age 32, pitcher James “Pud” Galvin was feeling tired and decided to take "the Brown-Séquard elixir," which contained a testicular fluid from dogs and guinea pigs, believed to invigorate tired bodies. It might've worked: Galvin pitched a two-hit shutout the next day.

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

The evolution of the baseball bat

Torpedo bats may be the latest, most powerful kind of baseball bat, but the instrument's history is long. This Smithsonian resource traces the bat's evolution from handmade objects forged by the players to mass-produced marvels of physics designed by companies like Louisville Slugger. Along the way, you'll see some interesting takes on the form, including bats referred to as "mushrooms" and "bananas."

Long before Major League Baseball began allowing instant replay for balls and strikes, an umpire reluctantly used the technology to determine whether a hit was a home run, a move that inadvertently ushered in a new era for the sport.

'Out in left field' is an idiom used to describe an eccentric person, and some researchers believe it likely originated at a minor league baseball park in Massachusetts that had an unusual outfield.

MLB 2023 rules changes were the most dramatic alterations in decades, drastically speeding up the game.

Explore some of the best baseball books, including Michael Lewis' influential 'Moneyball' and Bob Uecker's autobiography 'Catcher in the Wry.'

Statcast, MLB's sophisticated real-time data analytics system, runs machine learning models in the 23-second gap between every pitch.

"Guessing what the pitcher is going to throw is 80 percent of being a successful hitter. The other 20 percent is just execution."

- Baseball star Hank Aaron (1934-2021)

How Shohei Ohtani made baseball fun again

To rise to the level of Major League Baseball in recent decades, a player needs to become a specialist in at least one of the sport's many skills: hitting, pitching, throwing, running, fielding. For decades, this specialization has made a so-called...

100 moments that shaped baseball history

Published in 2018 by baseball historian Jacob Kornhauser, this list examines the defining moments throughout more than a century of play on the field, from Pittsburgh Pirates pitcher Dock Ellis purportedly throwing a no-hitter while on acid to Jackie Robinson breaking the color barrier.

MLB pitchers were charged with benefiting from sports betting

In November 2025, two pitchers for the Cleveland Guardians were charged with coordinating with sports bettors to enrich themselves and others. In many instances, they shared the kinds of pitches they would throw at specific points in the game. Bettors then placed money on those actions.

Explore the data behind every Major League Baseball player's success rate with ABS, its new tech-assisted challenge system.

The 2026 MLB season is the first to allow players to challenge umpires' calls on balls and strikes.

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).

Visualize how changes to lineups, driven by modern analytics, could have changed one of MLB's most iconic moments.

Fourteen ways to make baseball cool again

Baseball, while commonly known as America's pastime, gets a bit of a bad rap for being long, slow, and boring. Here are fourteen fun ideas to make the sport more interesting to combat dwindling attendance.

Tommy John surgery, which can save a pitcher's career, reconstructs a torn ligament in the inner side of the elbow that would otherwise stabilize the elbow during throws.

'I swing big, with everything I've got. I hit big or I miss big. I like to live as big as I can.'

- Baseball legend Babe Ruth (1895-1948)

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

Check out a list of pitchers that received Tommy John surgery, an elbow procedure that can repair a pitcher's deteriorated arm.

How pitcher Pedro Martinez helped reverse the curse of the Red Sox

The team had not won a World Series for nearly 100 years—while their rivals, the Yankees, had won 26. The Dominican pitcher joined the club in 1997 and helped lead the team to reverse the curse.

In 2001, Little League World Series pitcher Danny Almonte was a widely praised superstar until it was revealed he was 2 years older than his competitors.

The quarterback cadence is a unique quirk to the game of football

Only the offense knows when the ball will be snapped, giving the team with the ball the advantage. Common combinations of colors and numbers (like "blue 42") were codes for plays early in the sport, but are now used arbitrarily.

The story behind the greatest outburst in sports history

It's a line that's still perplexing all these years later: "Who do you think you are? I am!" Those words were uttered by Pete Weber, an iconic bowler who was somewhere between John McEnroe and Happy Gilmore. This oral history from the Ringer provides some context for the bizarre insult and a backstory that turns what appears to be a non sequitur into a triumphant celebration.

Fenway Park is the oldest professional baseball stadium in use

The legendary park was built in 1912 and is considered hallowed ground for baseball fans, along with iconic venues like Yankee Stadium in the Bronx and Wrigley Field in Chicago.

The world's longest-running science experiment aims to prove if pitch is a liquid

Having run continuously since 1927, the pitch drop experiment is designed to show that the seemingly solid derivative of tar is a liquid by watching to see it drip through a tunnel. From 1930 to 2025, the substance has only produced nine drops, such that its viscosity—resistance to flow—is about two million times more than honey.

Each July 1, six-time Major League Baseball All-Star Bobby Bonilla gets $1.19M from the New York Mets, thanks to a 25-year-long deferred payment agreement.

One NHL team tosses salmon to its fans

Detroit Red Wings fans have thrown octopuses on the ice since 1952, and fans of other teams have tried their own hand at tossing things in the rink ever since. It's now become a calling card for the Seattle Kraken, whose fans nod to the city's Pike Place Market by tossing salmon onto the ice.

How is the climate like baseball?

A two-minute video taking a lighthearted look at an unexpected analogy, explaining why some people call carbon dioxide (and the other greenhouse gases) the steroids of the climate system.

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.

The word 'jazz' evolved from slang for 'energy' and was used to describe a baseball pitch before it came to mean a genre of music.

A 1930s card game birthed modern fantasy sports

"National Pastime" used the statistics of real Major League Baseball players to determine a winner, creating the template for the modern fantasy sports model.

In 1975, a Major League Baseball clause that kept players legally tied to their teams after retirement was dismantled, creating the modern concept of free agency.

There's no definitive reason why an ice cream sundae is spelled with an 'e' rather than a 'y.'

Mo'ne Davis, the first girl to throw a shutout at the Little League World Series, is now a center fielder in the Women's Pro Baseball League.

Watch some of the best moments from All-Star Game history, including Cal Ripken's final All-Star at bat, an Ichiro inside-the-park home run, and more.

Henry Chadwick invented the box score in 1859—and wrote off walks as a pitcher's failure

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.

In 1939, baseball star Lou Gehrig delivered his 'Luckiest Man' speech after retiring due to a health condition

Gehrig's diagnosis of amyotrophic lateral sclerosis, a disease that now bears his name, forced him to retire early. Weeks later, he spoke with gratitude and stated, "For the past two weeks, you have been reading about a bad break. Yet today I consider myself the luckiest man on the face of the earth." Gehrig died at the age of 37, about two years later.

In 1985, New York Mets star Keith Hernandez said 40% of his MLB peers used cocaine, highlighting an open secret about drug use in the league.

Check out a list of the top 100 players in baseball history, from Barry Larkin to Babe Ruth.

The MLB's reserve clause gave owners rights to players after their contracts expired

The clause was added to contracts in 1879, allowing owners to hang on to players after the expiration of their contracts, sometimes in perpetuity.

The story behind one infamous World Series moment

“The Bartman Incident” during Game 6 of the 2003 NLCS forever changed the life of Cubs fan Steve Bartman, who quickly descended into anonymity. This 2005 ESPN story attempts to find answers behind the notorious Bartman.