US Customs and Border Protection traditionally operates at ports of entry and along US borders

Canine inspectors can help detect potential carriers of invasive insects

At ports of entry in the US, Customs and Border Protection agents use dogs to sniff for forbidden foods and other items that are known to harbor invasive pests. Agents also physically inspect items such as flowers to prevent entry by species that may harm US agriculture.

The Department of Homeland Security manages America's border and immigration enforcement

DHS serves as the umbrella agency managing immigration enforcement, border security, and related public safety responsibilities. Learn more about the department's budget, strategic initiatives, organizational history, and coordination of multiple agencies.

Immigration and Customs Enforcement handles immigration enforcement within the interior of the US

ICE operates inside the United States, enforcing immigration laws through investigations, arrests, detention, and deportation of individuals residing in the country illegally. This page provides an overview of the agency's mission, structure, and internal enforcement operations.

In June 2025, apprehensions of illegal border crossings at the US-Mexico border reached an all-time low

Total US-Mexico border encounters fell to just 25,228—the lowest monthly figure ever recorded by Customs and Border Patrol—with only 8,024 Border Patrol apprehensions and a single-day low of 136 detentions on June 28.

How the US first installed an electronic fence along the southern border

The US Border Patrol's first automated surveillance system launched in 1970 with 177 ground sensors installed along a single section in California. The sensors had already been used in Vietnam, along the so-called McNamara Line, and were connected by radio transmitters to magnetic-tape computers. They were implemented to target people defined by law and deportable aliens.

The Bureau of Prisons manages 122 federal prisons and over 150,000 inmates

The Federal Bureau of Prisons, part of the DOJ, runs 122 facilities across the United States, holding over 150,000 inmates. It manages custody, security, rehabilitation, and reentry programs within the federal correctional system.

Container ships are just a fraction of total traffic via the canal

While more container ships traverse the canal than any other type of ship, vessels carrying dry bulk goods, vehicle carriers, chemical tankers, passenger ships, and more also pass through the Central American passageway.

The EPA partners with other countries to strengthen environmental protection

Through bilateral programs on every continent, the EPA shares American environmental expertise with developing nations and economies in transition. These partnerships support air and water protection, chemical safety, and pollution control, while advancing US environmental priorities abroad.

Hardline China critics in the US worry that China's Belt and Road Initiative is a Trojan horse for military expansion efforts

The Belt and Road Initiative, initially launched in 2013 to develop trade routes throughout Europe, Asia, and the Middle East, has evolved into a larger infrastructure development initiative in developing countries. The BRI is backed by the Silk Road Fund, which is administered by the two most prominent Chinese sovereign wealth funds.

What is crossing a picket line?

A picket line refers to a boundary that workers on strike ask others not to cross. That boundary could be a physical place, like the entrance to a place of work, or something else, such as digital journalists asking people not to visit their news organization’s website while they strike. This video explains what happens when someone crosses a picket line, including some recent examples. Watch it here.

US marshals conducted the national census for nearly a century

From 1790 to 1870, US marshals handled the national census, gathering population data from every district. The responsibility was gradually transferred to a separate federal office that would officially become the Census Bureau in 1902.

Birthright citizenship guarantees US citizenship to anyone born on US soil

Rooted in the 14th Amendment, birthright citizenship prevents the creation of a permanent noncitizen class by granting citizenship at birth, but it has become a focal point of modern political efforts to restrict immigration.

Tariffs are typically paid by the importing company or organization to the US treasury

Tariffs levied on foreign countries are typically paid by the importer upon arrival of goods—for example, if Walmart imported a $100 pair of shoes, they would pay the US treasury an additional $15 under a 15% tariff rate. The degree to which these costs are passed onto consumers depends on real-world business agreements.

The National Mediation Board handles labor relations for the airline and railroad industries

Established in 1934, this independent federal agency mediates disputes between airline and railroad carriers and their unions, conducts union representation elections, and helps with disagreements over existing contracts with the goal of keeping work in these industries moving ahead.

Google data centers possess six layers of security

Property boundaries, such as anti-climb fencing, overlapping cameras, vehicle crash barriers, and circulating patrols, are coupled with lobby iris scans and ID and badge checks. The security operations center monitors individuals throughout their visit, including the less than 1% of Google users who ever receive permission to visit the data center floor.

The 6 US Mint locations across the country work together to create America’s coins and more

While the US Mint at Denver makes circulating and collectible coins, the US Bullion Depository at Fort Knox stores much of the country's gold. Other locations include the San Francisco Mint, the Philadelphia Mint, the headquarters of the US Mint in Washington, DC, and the West Point Mint.

The USPS spent $3.97B in 2024, accounting for .058% of the federal budget.

Crypto exchanges are online platforms to buy, sell, and exchange cryptocurrencies

Crypto exchanges have grown alongside and fueled the boom in digital currencies. Popular exchanges like Coinbase, Kraken, and Binance each have separate features, fee structures, and more. You can learn how to begin with the platforms, how to carry out research, and when to be aware of the associated risks.

Roughly 60,000 people serve 11 UN peacekeeping missions

One of the UN’s primary roles is peacekeeping—deploying personnel to conflict zones to maintain stability and protect civilians. The Better World Campaign’s page on UN peacekeeping offers a comprehensive overview of these missions, highlighting their global reach and the involvement of over 2 million personnel from 125 countries across 71 operations.

Congress often uses stopgap bills to keep the government running

When lawmakers fail to pass a full budget, they rely on continuing resolutions to fund the government temporarily. This guide explains how CRs are enacted, how they function, and why they disrupt normal operations.

Management consultants deal with solving complex business challenges

Specifically, according to an article from careers site The Muse, a management consultant can be loosely defined as someone who is “a problem solver for some of the more complex business and org structures out there.”

What is the peripheral nervous system?

This nervous system extends throughout the body, where it acts as the informational bridge between the central nervous system, housed in the brain and spinal cord, and the body's muscles and organs. The peripheral nervous system is further divided into the autonomic, enteric, and somatic nervous systems, each of which oversees certain muscle types and processes. This article overviews the anatomy and functions of the peripheral nervous system.

The Consumer Financial Protection Bureau is looking closely at BNPL

Given the lack of data around BNPL services in comparison to other financial products such as credit cards, the CFPB has conducted research to better understand BNPL products and how they could harm and benefit consumers.

See how the presidential motorcade protects the president on the move

This video breaks down how the motorcade—anchored by the armored limousine known as "the Beast"—operates as a mobile security network. An animated simulation shows how agents and vehicles respond to potential attacks to keep the president safe in transit.

Niagara Falls was a key Underground Railroad crossing point

In the mid-1800s, the Suspension Bridge near Niagara Falls connected the US to Canada and served as a frequent crossing location for people escaping slavery via the Underground Railroad.

Amazon has fulfillment centers all over the world

Amazon fulfillment centers are the large warehouses where products that customers have ordered are stored, packed, and shipped. In order to efficiently manage inventory and process millions of orders each day, the centers rely heavily on advanced technology and robotics.

The United States is one of only around two dozen countries with a fully federal system of government, in which power is divided between national and state governments.

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.

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 United States has had a tumultuous relationship with Cuba since its 1959 revolution, highlighted by a nuclear crisis and a decades-long trade embargo.

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.

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

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.

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

The Great Salt Lake's distinct dual coloration results from high-salinity organisms that only live in the northern portion and produce a purple protein.

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.

About 12.5% of US adults experience a phobia in their lifetime, a diagnosis that hinges on the intense fear interfering with daily life and persisting for at least six months.

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.

The American cockroach is actually from Africa, an apparent hitchhiker aboard ships carrying enslaved people, with evidence suggesting the bug may have arrived in the New World as early as the 1600s.

Track the location of the Voyager probes, currently between 13 and 15 billion miles away from Earth.

Explore the history, structure, and species of Australia's Great Barrier Reef with this interactive journey narrated by Sir David Attenborough.

Art theft is the third-largest source of criminal revenues worldwide, thanks in part to the subjective nature of valuing a work of art.

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.

Quincy Jones' 'Big Band Bossa Nova' helped introduce bossa nova—a jazz-influenced Brazilian genre—to the US

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

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.

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

Brandi Chastain, the star of the 1999 US victory over China in the 1999 Women's World Cup, was a last-second choice to take the penalty kick that sealed the victory.

Louisiana's 'Cancer Alley' is infamous for having some of the highest industrial pollution, toxic air emissions, and cancer risks in the US.

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