Avenues are typically wider than streets

Madison Square Garden and Madison Avenue are indirectly named after James Madison

Madison Square Park was named for James Madison in the 1800s. Madison Avenue later took its name from the park, and Madison Square Garden was named after Madison Square, indirectly linking both landmarks to Madison.

Take a look at Wall Street’s architecture

From an architect’s point of view, the buildings on Wall Street help tell the story of the street itself. Take a walking tour of many of the major buildings on Wall Street, guided by architect Nicholas Potts.

The US has over 4 million miles of roads. Learn about how highways are designed and the geometry behind what makes them safe and efficient

Why Amsterdam looks so unique

The Netherlands' capital consists of concentric canals lined with towering, unusually thin row homes, an altogether unique profile in Europe and the world. When it was growing, the city was a key trade hub, and merchants wanted direct access to waterways. Canals were built like roads, and houses were required to be very thin to allow for more homes to line the canals.

View a gallery of various auroral shapes

Auroras can be generally classified as discrete (well-defined shapes) or diffuse (hazy shapes), with light taking various forms, including curtains, arcs, pillars, and rays. Some auroras can also pulsate, particularly after intense periods of auroral activity are winding down.

What is Silicon Alley?

The term "Silicon Alley" refers to an area in New York City once known for its high-tech startups, especially during the dot-com boom. Silicon Alley ran from New York City's Flatiron District through Soho to the Financial District. After the dot-com bubble burst, tech companies spread out through the rest of Manhattan and Brooklyn. Learn more about the area and how it compared to Silicon Valley in this article.

Annuities come in different types, such as immediate annuities and deferred annuities

Immediate annuities have no accumulation phase and go straight to the annuitization phase, whereas deferred annuities are set up to begin paying out at an agreed-upon date in the future. Annuities can also differ in how they accumulate value (fixed and variable annuities).

Great circles provide the shortest path between two points on a sphere

On Earth, a great circle is formed by slicing through the planet, such that one cuts through the center alongside the two locations from which the shortest distance needs to be found. The resulting arc along the Earth's surface is responsible for curved routes on flight maps, rather than straight trajectories.

Take a virtual tour inside Stonehenge

Prehistoric visitors approached Stonehenge along a processional route known as the Avenue, where the sunrise of the summer solstice aligns with the sarsen stones. This interactive 3D tour recreates that experience with explainer videos and detailed sidebars.

Off-Broadway and off-off-Broadway are about more than location

A Broadway theater is located in Manhattan and seats more than 500 people. Off-Broadway theaters have 100 to 499 seats, while off-off-Broadway theaters house up to 100.

A taxonomy of restaurant types

What's the difference between "fast food" and "fast casual"? Is there any real difference between a "diner" and a "family style restaurant"? This guide from DoorDash explores the industry's fine distinctions, along with some deeper dives into specific enterprises that found success.

Mapping the route options between the Pacific and Atlantic

This map shows some of the alternative trade route options that are available to shipping companies, from overland routes that rely on railways to transport goods coast-to-coast, to Arctic Ocean passages.

The difference between stocks and bonds

While more people invest in stocks than bonds, experts say owning both can make for a healthier portfolio. Stocks are considered a riskier investment than bonds, but tend to have higher returns. While bonds might be the safer option, they won’t grow your wealth as quickly.

Power lines are dotted with large, brightly colored balls to improve the visibility of these thin wires to helicopters and small planes and help prevent potential crashes.

An ad agency is a firm that a company contracts to assist with marketing efforts

While some corporations have marketers and advertisers as full-time employees, others contract advertising agencies to get the work done. Ad agencies typically have a variety of departments depending on their specialty, but they often include account executives to help manage client relationships and a creative department to produce the ads.

Disney keeps one street in Burbank pristine for shooting suburban scenes

Nearly every home on Keystone Street is owned by Disney and is often used when the company shoots movies set in idyllic suburbs. Even non-Disney projects, like the horror classic "Halloween," have used the street for filming.

In the V2X framework, vehicles are wireless connected to each other

Vehicle-to-everything systems would also connect cars to traffic infrastructure and pedestrians, enabling safer, quicker, and more efficient road transportation. Tests have been conducted to demonstrate the viability of this technology with both WiFi-based and cellular network-based systems.

Manholes connect underground sewer and water drain pipes

Wherever a portion of sewer is connected to another, a manhole is built. These serve both as access points for maintenance and as connectors for the system. This video shows how crucial manholes are for proper sewer functioning.

Deputy sheriffs and city police have different legal authority and chains of command

Sheriffs are elected officials at the county level, and their deputies usually patrol unincorporated areas and manage county jails. City police are hired by local government authorities and operate within city limits under a different chain of command.

Unlike fruits, the category of 'vegetables' is a culinary term, not a scientific one

Within botany, fruits are defined as the ripened ovaries of flowering plants, and include apples, grapes, tomatoes, avocados, green beans, peppers, and almonds. In the kitchen, "vegetables" is an umbrella term that encompasses many fruits and other parts of plants, such as leaves (lettuce, kale) and roots (carrots, beets).

Dollar stores tend to be smaller in size than other retail stores

A typical Dollar Tree is roughly 8,000 to 12,000 square feet. That's about one-eighteenth of the average Walmart store. Some experts suggest Dollar Tree keeps its stores smaller intentionally, so that customers can see all the products faster, increasing their likelihood of seeing something they want to buy.

A sociologist makes the case for libraries and parks as essential public infrastructure

Eric Klinenberg argues that social infrastructure that brings people together is as vital to a community as roads or power grids. He contends that when communities invest in these spaces, residents grow more connected, and when they are neglected, isolation follows.

A dignified later life made possible through dementia villages

Dementia villages are specially designed residential communities tailored for individuals with dementia. These environments offer residents a safe, familiar, and stimulating atmosphere that resembles normal daily life—promoting greater independence, social interaction, and quality of life while discreetly integrating necessary care and support from trained professionals.

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.

The responsibilities of family offices range from managing assets to coordinating travel

Family offices provide a broad swath of services to ultra-high-net-worth individuals that help the family maintain their wealth for generations.

Many Christians observe a different theme for each week of Advent

Many churches structure Advent around weekly themes—often hope, peace, joy, and love—which shape sermons, prayers, Scripture readings, and the lighting of candles on the Advent wreath. The specific themes vary widely across denominations and communities.

Venture capital is a form of funding provided to early-stage companies with high growth potential, typically in exchange for an equity (or ownership) stake

20,000 letters to the advice columnist 'Dear Abby' provide insight into prevailing sex, religion, and LGBTQ fears, anxieties, and concerns from the 1950s onward.

When you complete a CAPTCHA on a website to prove you are human, you may be unknowingly training algorithms for self-driving cars, whose systems require training data to help identify crosswalks, bicycles, and other outdoor objects.

Browse a detailed visual analysis of over 200,000 similes—comparisons that often use 'like' or 'as'—from popular fiction to see how frequently writers the same idiomatic expressions.

Hurricanes, which rely on air consistently spinning in the same direction, cannot cross the equator because air curves in opposite directions north and south of it.

The power and influence of the American presidency have expanded significantly over time—far beyond what the founders envisioned.

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.

Ebola is a filovirus, meaning it resembles a thread under a microscope, though it sometimes twists and can resemble a bowl of spaghetti.

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

Explore the known asteroids, comets, and spacecraft involved in asteroid studies within our solar system with 'Eyes on Asteroids,' a 3D visualization from NASA.

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

The American Society of Civil Engineers' infrastructure report card gave the US a C in 2025, its highest grade since the project launched in 1998.

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

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

Most of the observable universe's volume consists of voids and supervoids—enormous regions of space with little to no galaxies, stars, or light.

Poison ivy is in the same family as mangoes, cashews, and pistachios—and they all produce oily urushiol in their raw, unprocessed state—but they are typically prepared in ways to avoid causing human discomfort.

The word 'jazz' evolved from 'jasm,' 19th-century American slang for 'energy'

Studies suggest when you sleep is as important as how much you get, and syncing with your circadian rhythms may lead to less fatigue and improved long-term health outcomes

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.

The deadliest aspect of volcanic eruptions is often not lava, but pyroclastic flows—avalanches of ash, gas, and rock that can move more than half the speed of sound.

Frank Lloyd Wright's houses are historically hard to sell because they're old, subject to local landmark commissions, and often unfashionable

The syncytiotrophoblast is the outer layer of the placenta and the largest human cell, spanning an area about twice that of a king-sized bedsheet.

Corals are themselves not coral reefs—the term refers to the tiny marine invertebrates that build the rigid reef.

A 2019 Facebook event called on attendees to "Storm Area 51, They Can't Stop All of Us," resulting in countless memes, the creation of a music festival, and eventually the arrests of those who did try to approach the area.