Chess unfolds in three phases: opening, middlegame, and endgame

Chess can be played at lightning-fast or classical speeds

Time controls shape how the game is played—from bullet matches under three minutes, to blitz games under 10, to classical contests lasting over an hour. Each format demands different skills, from rapid intuition to deep calculation.

Chess is played on an 8×8 board with 16 pieces per side

Chess begins with two players facing off on a checkered 64-square board. Each controls 16 pieces—king, queen, rooks, bishops, knights, and pawns—with the goal of checkmating the opposing king.

Trade and conquest carried chess into Europe by the 11th century

After spreading through Persia, chess traveled along Islamic military and trade routes into North Africa and Moorish Spain by the 10th century. By the 11th century, it had taken root across much of Europe, flourishing in courts and monasteries.

A Guardian writer turned midlife chess slump into an obsession

Journalist Stephen Moss embarked on a chess self-improvement journey described in "The Guardian." Not a how-to, but a reflection on loss, drive, and whether mastering chess can mean mastering oneself.

GZA of Wu-Tang Clan says chess taught him strategy in life and music

In a VICE interview, rapper GZA revealed how speed chess sharpened his mind on tour and shaped his creative strategy. Chess, for him, is more than a game—it’s his framework for life.

'In life, unlike chess, the game continues after checkmate.'

- Isaac Asimov

FIDE has governed international chess since 1924

The Fédération Internationale des Échecs was founded in Paris in 1924 to unify global chess rules and competitions. Today, it oversees world championships, regulates ratings, and serves as the official governing body for millions of players worldwide.

The true power of being a medieval fool

The stereotypical image of a court jester – their jagged, jingling tunics, donkey-eared hoods, and exaggerated expressions – belies their influence and power in medieval European courts. Jesters mocked their masters and communities through performances that could include witty ripostes, musical instruments, dance, juggling, and more. This gallery offers commentary on the fool’s role and power during the Middle Ages.

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.

Shakespeare’s storytelling uses intricate, intertwining narratives

According to one professor, readers return to Shakespeare’s plays, not for his storylines, but to learn how things unfold. In the process, they often use his plays to understand why humans act the way they do.

How to resolve conflict with words, from speaking coach Jefferson Fisher

Fisher claims arguments shouldn't be won but rather unraveled. He gives numerous tips on how to approach arguments like a tested lawyer. In this "Diary of a CEO" podcast episode, host Steven Bartlett gleans incredible insights on how to spot a liar, how to resolve arguments, and more.

Master the banking basics

Before deciding on a credit union, it’s important that you understand the basics. That way you can know exactly what’s happening with your hard-earned money behind the scenes. Flip through these flashcards to make sure you understand key terms like “deposit” and “checking account.” Then, you can read up on top banking products and start to find a credit union that works for you. Click here, then scroll down the page to find the cards.

Jazz improvisation isn't entirely spontaneous

While jazz musicians are known for their improvisational skills, they rely on years of training and a complex understanding of compositions to inform their improvised solos, using a song's structure and chords to make their in-the-moment choices.

The traits that make a strong and resilient leader

Developing psychological flexibility, or an ability to adapt during change and stressful situations, can help leaders manage pressure while maintaining their wellbeing. A leader who can embrace discomfort and navigate hard times can earn greater respect, increase team satisfaction, manage distress effectively, and stay focused on priorities. Read this article for a further understanding on how to develop and sharpen this skill.

Find out the difference between prediction markets, sports betting, and investing

As one expert put it, "investing is a long-term strategy to build wealth over time, speculation is an attempt to predict the future, and gambling is a game of luck."

The science of cryptography, including methods to encrypt data and how to break encryption

Monoalphabetic ciphers use a set of rules to replace each letter with another consistently, making them susceptible to brute force attacks that try every kind of replacement. While more complex ciphers can transform text in less obvious ways, because certain letters are used more often than others, an analysis of letter frequency may reveal patterns that help uncover the rules that make up a cipher.

Your brain appears to age in five distinct stages

Analysis of brain scans from about 4,000 people has helped scientists identify five major stages of our brain's maturation from birth to death. The pattern of connections inside our brains seem to shift, on average, at ages 9, 32, 66 and 83. (Some readers may experience a paywall.)

Annuities have two core phases: the accumulation phase and the annuitization phase

During the accumulation phase, individuals invest in their annuity with financial contributions. The annuitization phase is when the annuity is paid out.

What it means to call a bracket 'chalk'

If the tournament is rather boring, you might hear a curious word getting thrown around: "chalk." In short, it means that the favorites have been winning. The word's origins go back to horse racing and its sportsbooks, where bookies would post odds on chalkboards. Over time, the bookies came to be known as "chalk" and, years later, tournaments (and their brackets) that seemed to favor those bookies earned the name, too.

'FAST': An acronym to remember stroke symptoms to look for

The primary factor in surviving a stroke is how quickly one gets the appropriate medical treatment. “FAST” refers to the four most noticeable symptoms of a stroke: face-dropping ("F"), arm weakness ("A"), speech difficulty ("S"), and "time to call 911" ("T").

Breaking down the golf world's 4 'major' tournaments

The PGA Tour features over 30 tournaments per year, but none are as important as the four majors: the Masters, the PGA Championship, the US Open, and the Open Championship. This Golf Monthly article dives into each major and the courses it is played on, including the traditions each weekend brings to the Tour.

What it means to be an opening act

Most people assume opening for a major act will propel a smaller artist's career. While that can be the case, this academic study from a Drexel University professor offers some objective data that suggests mixed results. In short, there's no guarantee that an opening slot on a big tour will enhance an artist's popularity—or their income.

AI excels at assisting with structured tasks involving logistics and planning

Tools like ChatGPT, Gemini, and Perplexity can help organize chaotic calendars, troubleshoot bedtime routines, and assist with salary planning and moving. However, specific quotes, like insurance, and local cost comparisons can be flawed since AI draws from nonlocalized datasets.

Blood clotting is critical to maintaining life, but dysfunctional clots can be fatal

Clotting is how our body stops bleeding in the event of an injury. Typically, platelets adhere to exposed tissue, becoming sticky and forming a plug. Chemical signals trigger the coagulation cascade, converting fibrinogen into fibrin threads that stabilize the plug. This prevents bleeding but can obstruct vessels if overactive or misplaced.

The mathematically correct way to tie your shoes

Tying shoelaces involves three important decisions that determine whether a good knot (reef knot) or a bad knot (granny knot) is formed. The first decision is to criss-cross and tuck the laces, either with the left lace over the right or the right...

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.

Watch how algorithms can be designed to train themselves and self-improve without human input, to the point where the optimized code is too complex for programmers to understand.

Chaos theory—informally known as the butterfly effect—is the reason why weather forecasts are presented with probabilities rather than certainties.

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.

Alzheimer's can lead to brain shrinkage, with an average of around 2% of volume reduction per year

The first steps to rebuilding your credit score include getting to know exactly what's on your credit report and figuring out how far you are from the '700 club,' or 'good score' range.

Learn how to read a prospectus, the juicy document that any company must file with the SEC before going public.

For centuries, it was common to sleep in two shifts: a few hours at the beginning of the night, and a longer period beginning around midnight

How Amazon operates a 'flywheel' business model, a self-reinforcing cycle that drives continuous growth

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

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.

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.

Explore an interactive map of battles from the American Revolution, along with detailed summaries of each engagement

Doctors differentiate between a phobia and fear by asking patients whether their fear interferes with their day-to-day activities.

As of 2025, the most cited papers in science include a review of graphene, methods to improve image recognition, streamlining electron density calculations, and optimizing protein studies.

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

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

Exploring the Larry Bird punch that almost changed March Madness

Legendary architect Frank Lloyd Wright designed the SC Johnson headquarters in Wisconsin, aiming to make a cathedral-like workplace

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

Watch what the Ebola virus does inside our cells and organs in order to spread and survive.

American short story writer Flannery O'Connor raised 40 peacocks, which became potent symbols for her fiction's elegant violence

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

Iran's Revolutionary Guard Corps is independent of Iran's regular army and is one of the most powerful and influential military-political organizations in the Middle East.