See how the presidential motorcade protects the president on the move

Go behind the scenes of Air Force One

ABC News takes viewers inside Air Force One, revealing how the president's plane operates as a secure command center in the sky. Explore the logistics and coordination that go into every presidential flight.

Explore the extensive security in and around the White House

The White House is one of the most secure buildings in the world. Protected by the Secret Service, it features armed patrols, rooftop snipers, barriers, and sensors—layered defenses designed to deter intrusion.

A 'nuclear football' briefcase always accompanies the president

The "nuclear football," carried by a military aide to the president at all times, contains communication equipment that allows the president to order a nuclear strike from anywhere in the world. The president carries "the biscuit," a plastic card containing the launch codes, which are changed daily.

Fire engines are among the most complex vehicles on the road

These vehicles are purpose-built to carry water, foam, hoses, ladders, and lifesaving equipment to a scene in minutes. This animated video pulls apart every system inside a pumper truck, showing exactly how the machinery that fights fires actually works.

Ten lesser-known duties of the US president

The president of the United States is one of the most powerful positions in the world, but what exactly do they oversee? In addition to the obvious tasks of commanding the military, signing laws, and shaping national policy, this article highlights the lesser-known responsibilities of the American president. Naming national monuments and managing the White House beehive are just a few of the jobs you may be surprised to learn about.

The presidential line of succession ensures continuity of government

If the president dies, resigns, or is removed from office, the vice president assumes the presidency. The line then proceeds to the speaker of the House, Senate president pro tempore, and Cabinet secretaries, beginning with the Department of State, established under the Presidential Succession Act.

The National Guard serves both state governors and presidents

Roughly 430,000 trained military personnel act as a strategic reserve for the US military, deployed domestically during natural disasters or unrest as well as overseas. It consists of the Army National Guard and the Air National Guard, overseen at the federal level by the National Guard Bureau.

See a ranking of the most memorable presidential pets in history

This list highlights famous White House animals—from Abraham Lincoln's goats, Nanny and Nanko, to Joe Biden's German shepherds, Champ and Major—showing how pets have long been part of presidential life. (Some readers may experience a paywall.)

North Korea's Kim Jong Un travels in a train with a helicopter and antiaircraft guns

The train, known as the Taeyangho (or "sun"), is a moving fortress, the country's equivalent of Air Force One. Its windows are bulletproof, exteriors built to withstand explosions, and heavy with armaments. Kim claims the train helps signal closeness to the people.

A 'halo' protects drivers

After the 2015 death of driver Jules Bianchi, Formula 1 mandated that all cars include a protective barrier called a “halo.” This video breaks down how that measure saved the life of Romain Grosjean, who survived a horrific crash in 2020 at a race in Bahrain and later credited the halo as the reason for his survival.

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

Explore 14 iconic self-driving cars from television and film

From the heroic KITT from "Knight Rider" and Batmobile from "Batman" to the demonically possessed Christine from Stephen King’s "Christine," many of the vehicles on this list are examples of how classic cars have been personified in media.

How presidential candidates prepare for TV debates

One of the most significant performances of a politician's life is the televised debate, which requires the kind of preparation only an actor would be familiar with. This article dives into some of the recent history around debate prep norms, including how every campaign chooses someone to act like the opponent in mock debates—often to comical effect.

Behind the fascinating disguising mechanism of camouflage

Camouflage—nature's master game of hide-and-seek—is more complex than simply how things look. The disguising process required millions of years of evolution that have programmed how our brains take shortcuts. Watch this video to see examples of camouflage and understand how we process it.

FDR stayed composed as he absorbed the news of Pearl Harbor

This video reconstructs Roosevelt’s steady, methodical response on Dec. 7, 1941, from his first briefing to drafting his speech to Congress. It demonstrates how FDR maintained composure and moved rapidly to prepare the nation for war.

View animated battle maps from every major skirmish of the war

The American Battlefield Trust's animated maps trace every major Civil War battle with moving troop lines, narration, and historical context—bringing the strategies, turning points, and human cost of the war to life.

How the YouTube algorithm works, according to MrBeast

In this brief interview clip, the YouTube savant "MrBeast" summarizes how the YouTube algorithm—which he relies on to make his content go viral—actually works.

How the US built the Interstate Highway system

As late as World War II, it took a well-prepared motorist roughly 10 days to cross America from coast to coast in a car. That all changed when the nation undertook its biggest public infrastructure project in 1956, the National Interstate and Defense Highways Act, initiating a 36-year, $114B mission to lay 41,000 miles of roads across America. Watch a smart overview here.

Electric vehicle systems run on five key components

The system is made up of a charger—converting AC into DC—a battery, a power control unit, motor(s), and a single gear. A complex gearbox is not needed because electric motors are efficient at operating across a range of speeds.

Abraham Lincoln's missing bodyguard

The night President Abraham Lincoln was shot, his bodyguard John Frederick Parker was late for his shift—and reportedly left his post to drink at the bar. Infamous assassin John Wilkes Booth entered the booth at Ford's Theater where the president sat while Parker was absent, leading to one of the United States' greatest political tragedies. Read more about the troubled history of Parker here.

Watch a video that visualizes what really happens inside a credit card network when you make a purchase.

Every tap sets off a lightning-fast relay. When someone buys coffee with their Visa, a tiny "runner" races between the coffee shop's bank, Visa's network, and their bank—all in under a second. The catch? No money has actually moved yet. Here's what really happens behind that instant "Approved."

How armed groups became embedded in Haitian politics

This six-minute video explores the relationship between Haitian politics and armed gangs. As recently as June 2023, Haiti did not have a single elected official left in office; The 2021 assassination of Haitian President Jovenel Moïse and the...

The odds of getting seriously injured on a US roller coaster are one in 15.5 million rides taken

Understanding the mechanics of a ride can help explain why they are so safe. Lift hills, launches, and breaks are each crucial components of coasters and are designed to possess numerous safety features in case of any dysfunction.

Texas’ 1,600-pound longhorn mascot Bevo charged at Georgia’s Uga, a small bulldog, at the Sugar Bowl

During a pregame photo op at the 2019 Sugar Bowl, Bevo broke through a barrier and charged toward Uga, creating a chaotic scene that instantly became one of college football’s most viral mascot moments. Luckily, Bevo was stopped before reaching Uga.

Watch insects and animal pollinators in slow motion

Louie Schwartzberg's "Moving Art" series showcases slow-motion footage of oceans, forests, deserts, flowers, and more. In this excerpt, organisms such as bats, monarch butterflies, bees, and hummingbirds are shown interacting with one another and with flowering plants.

Most Mardi Gras floats are constructed from foam and papier-mache

The moving sets were originally drawn by mules and made of wood. Now, they're motorized and intricately crafted from foam and papier-mache. This virtual tour of Mardi Gras World—a New Orleans warehouse responsible for floats for various krewes, as well as for Disney and Six Flags—showcases their vibrant designs.

Watch the cumbersome, but necessary, precautions healthcare workers must take to care for and protect themselves while caring for Ebola patients.

Abraham Lincoln was almost assassinated weeks before his inauguration as he traveled from Illinois to DC through Baltimore in 1861; it took two independent claims for Lincoln to be convinced the threat was real

In 2025, four executives from large tech companies were given positions in the US Army Reserves—including Palantir Chief Technology Officer Shyam Sankar, which reinforced Palantir's ties with the US military and its role as a leading defense partner.

The animatronic shark from Steven Spielberg's 'Jaws,' the first modern blockbuster, was a complex underwater apparatus called 'Bruce.'

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.

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.

Watch contemporary footage covering the US-backed Shah of Iran fleeing the country in the face of the 1979 Iranian Revolution

Larger animals like giraffes, elephants, and blue whales have developed a unique defense against cancer, a phenomenon known as Peto's Paradox

In 1984, Operation Smash Hit intentionally crashed a 239-ton train into a nuclear waste canister at 100 miles per hour to prove the canister's safety, which remained completely intact and lost just 0.29 of its 100 pounds of pressure.

Learn how your body is, scientifically, like a firework with its own slow, controlled burn.

See how Budweiser's famous Clydesdales spend their days at Warm Springs Ranch, where roughly 70 to 80 of the beer brand's giant horses can be found at any given time.

Watch this video that uses Lego bricks to explain how venture capital works.

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

Hotels in Cannes, the glamorous city on the French Riviera, hire hawks to ward off seagulls during the city's famous film festival.

Hedge funds, the private investment firms that trade a wide swath of financial assets, make money by imposing steep fees on investors and from the fund's investment performance.

This real-time tracking of the hantavirus cruise ship outbreak in May 2026 offers a unique glimpse into the global reach of the outbreak and whether the virus sickened passengers and their communities around the world.

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.

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.

According to the physics of black holes, our 4D reality may be a hologram—a projection of information coded on a 2D surface on the edge of the universe.

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.

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

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.

Domino's Pizza's 30-minute delivery guarantee was responsible for the chain's 1980s surge, but it was discontinued after the company was found liable for delivery driver accidents.

Hear 50 years of iconic hip-hop samples, the genre's foundational looped tracks