There are more than a dozen types of different emergency medicine specialties

Read what it's like working in emergency medicine

A board-certified emergency medicine physician working in the Bronx writes about what her workweeks look like and what attracted her to this fast-paced medical specialty, including being able to help suffering patients quickly, treating a wide range of ailments, and tending to disadvantaged communities.

Freestanding emergency departments are growing increasingly common

These satellite emergency rooms, though not yet approved in all states, are helping meet the need for emergency services beyond a hospital setting. But from an insurance perspective, they are considered emergency rooms—not urgent care. Freestanding emergency rooms grew tenfold from 2001 to 2016.

The US had about 155.4 million emergency room visits in 2022

Of those emergency incidents, the largest share of patients were between the ages of 25 and 44 and were in the southern part of the US. More than 43 million of the visits involved injuries, including poisonings.

See this ranking of the top 10 medical shows on television

The Hollywood Reporter created this 2025 ranking of 10 television shows from around the world that focus on medicine. Candidates included "Grey's Anatomy," "The Pitt," "New Amsterdam," "ER," and more. The publication warns that its ranking is a living document that may change with time—and that its explanations include show spoilers.

Go behind the scenes of a 911 dispatch center

This video follows a dispatcher at a Colorado communications center serving over 1,600 square miles across four counties, showing the constant communication and relentless pace of a 24-hour shift on the other end of your emergency call.

Special districts are a form of local government focused on a single purpose

Unlike cities or counties, which provide a wide range of services, special districts are created to perform a single function, such as water, transit, or mosquito control. They are governed by appointed boards, have independent taxing authority, and now number nearly 40,000 across the US.

How the environmental diversity of coral reefs provides potential medical treatments for humans

As immobile animals, corals and the organisms that live on them have evolved a suite of chemical compounds to prevent disease and ward off predators they cannot outrun. These include antibiotics, antivirals, and powerful toxins that target the nervous system and are studied for applications involving pain management and neurological treatments.

Learn all about different types of extreme weather

Find out in more detail about different types of extreme weather, from flooding to thunderstorms, from tropical cyclones to sandstorms, and more (w/ helpful videos).

Everything you need to know about emergency funds

The general rule of thumb for emergency funds is that you should have three to six months of living expenses saved—but what does that mean exactly? This article answers all your specific emergency fund questions, such as where you should put those emergency reserves, whether you should save three to six months of your full salary or just enough to cover three to six months of bills, and more. Read it here.

Finance is among the most popular specializations for MBA students

MBA specializations allow students to concentrate on a specific field during their studies. Other popular concentrations include marketing, entrepreneurship, and consulting. Learn more about MBA specializations in this article.

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.

There are hundreds of subtypes of cancer, making a universal cure nearly impossible

Cancer is an umbrella term for over 200 different diseases, each with its own subtypes, genetic mutations, and behaviors. This diversity means that a treatment effective for one cancer type or patient may be ineffective for others. Moreover, as tumors grow, their cells accumulate different mutations, creating subclones with unique characteristics.

Good Samaritans help Florida driver experiencing medical emergency

When a driver experienced a medical episode and was drifting into an intersection, people around her sprang into action and saved everyone on the road from a potentially life-threatening crash.

Knowing how to use an EpiPen is a life-saving skill—learn how with this video

If someone has a severe allergic response, including trouble breathing or two or more allergic symptoms, it may be necessary to administer epinephrine, usually through an injection. Epinephrine autoinjectors—often called EpiPens—should be injected into the mid-outer thigh, even through clothing, for about 10 seconds, depending on brand. Sometimes another injection with a separate EpiPen is required if the patient does not get better after a few minutes.

Explore what it's like inside a patient isolation unit, used in situations such as treating a patient or suspected patient with Ebola.

How search and rescue teams remove survivors from rubble

At any time, large-scale seismic activity can devastate entire regions, often with little warning. Emergency responders, then, are perpetually on call. This is particularly critical in areas with poor infrastructure.

There have been close to 40 Ebola outbreaks since 1976

Ebola is a rare but deadly virus that causes severe illness, organ damage, and sometimes internal bleeding. It spreads through contact with infected bodily fluids and is most common in parts of sub-Saharan Africa. This explainer covers its symptoms, transmission, and treatment options.

See images of medical cases of firework injuries shared on this 'Instagram for doctors.' (Warning: Graphic content)

Various types of memory, each serving unique functions, create a complex brain system

These forms of memory, which can overlap in daily life, have been sorted into broad categories, such as short-term and long-term memory, and subtypes such as implicit memory, which uses saved information without conscious awareness that it’s being recalled.

What's the difference between a psychologist and a psychiatrist?

While both psychiatrists and psychologists are mental health professionals, the big difference is that psychiatrists are medical physicians (MD or DO) while psychologists are not. Learn what makes these two profession different with this brief explainer.

See this searchable resource about herbal therapies, including evidence and drug interactions

Memorial Sloan Kettering Cancer Center has created this searchable resource of herbal supplements to inform the public about the purported uses of herbal therapies, the existing evidence about them, their mechanism of action, and any concerns about potential herbal supplement and drug interactions.

This is what happens inside your body when you're sick

This video details the biology of what happens inside the human body during illness.

Thanatology is the study of death and dying

Watch this video exploring the evolution in how researchers are studying and understanding death in the context of recent scientific research. CPR to restart hearts, ventilators, and other discoveries have challenged the way we think of death and scientifically upended the idea of death as a single moment.

How specialized oxygen mixtures like heliox enable deep diving without feeling drunk

Beyond a depth of about 30 meters (98 feet), if divers are breathing surface air, which is about 78% nitrogen, underwater pressure forces more nitrogen into the bloodstream and induces nitrogen narcosis, whose symptoms resemble alcohol intoxication. Through saturation diving, where nitrogen is replaced with helium—an inert gas—deep divers can maintain cognitive function while working for extended periods.

Trauma is a primary risk factor for substance use disorder later in life

Studies indicate 75% of people with substance use disorder have experienced at least one traumatic experience in their life. These experiences alter brain function, leading to heightened stress and emotional pain. Substances offer temporary relief, but this often results in dependency.

The difference between embryonic and adult stem cells

The main difference between embryonic and adult stem cells lies in their potential and origin. The former can become any cell type in the body, while the latter are limited to specific cell types. Embryonic stem cells also carry ethical concerns when used in medical or clinical applications.

The Office of Chemical Safety and Pollution Prevention regulates toxic substances

This office evaluates and manages risks from industrial chemicals and pesticides. It reviews new chemicals before they enter the market, restricts hazardous substances, and promotes safer alternatives to protect human health and the environment.

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

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.

Experimental hantavirus vaccines and therapies, still under development, have long been funded by the US military.

Animal phobias are likely the most common type of phobias, followed by an extreme fear of heights.

Explore the animals that populate the depths of the ocean, from fish and coral in the first few hundred feet, all the way down to the bottom of the Mariana Trench.

An investigation suggests a Scottish island became awash in forever chemicals via seafoam and seaspray—raising questions about what that means for the safety of other coastal areas.

Poison ivy's rash-causing compound is found in the plant's roots, stem, and leaves—so coming into contact with any part of the plant can lead to rashes for the 85% of people who are allergic to it.

Children are now three times more likely to say they want to be a YouTuber when they grow up than an astronaut, with some even attending 'YouTube camps' that teach kids how to create content for the platform.

Read a deep dive on the 'all-purpose healing' peptide BPC-157.

While atoms are normally made of protons, neutrons, and electrons, exotic ones have been built with antimatter—alternate versions of normal matter that live for fractions of a second and are about a billion times as rare.

Memecoins are a type of cryptocurrency—a form of digital currency with a wide variety of uses—created around popular 'memes,' or viral internet jokes.

See the 25 of the best photos of auroras from around the world.

Some renewable energy sources may weaken the resiliency of electric grids by removing outage buffers provided by coal- and natural gas-fired plants, which provide the system with more time to find a new power source if a plant goes down.

A Yale student wrote a profound essay about the consulting industry's influence on elite college students that was published in a book of her writing after she died in a post-graduation car accident.

Some Pokémon have been named after real and fictional organisms, while some real-world species have been named after Pokémon, such as Chilicola charizard and Binburrum zapdos.

View the ten deadliest tornadoes in US history.

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

Explore the archaeological treasures of Pompeii, the city buried under volcanic ash when Mount Vesuvius erupted in 79 CE.

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

While El Niño moves warm Pacific Ocean waters east along the equator, La Niña moves them west, shifting where rainfall will become more common for months.

Mid-century modern graphic designers, known for their bright colors and bold lines in advertising, also found success with children's books.

See photos of Meteora, a mountainous site in central Greece, home to 14th-century monasteries perched atop soaring outcroppings.

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