A deep dive into how a body decomposes

'Human composting' is an eco-friendly burial method legal in only a few states

Formally known as natural human organ reduction, this process relies on the same principles as standard composting and breaks down the body over many weeks, turning it into a type of soil. It's currently only legal in a handful of states.

The human body relaxes upon death, including the bowel and bladder, expelling urine and feces

Watch a hospice nurse walk through how death affects the human body and what to expect in the hours and days following the death of a loved one as the body breaks down.

You can sign up to donate your body to science

It's a separate process to donate your body for medical research; you usually must contact a whole-body donation program directly. Bodies can be donated for medical research, for forensic analysis research, or for medical students to work with as they learn anatomy and surgery, among other purposes. Learn more about numerous accredited organizations that provide human bodies, organs, and tissues to medical researchers and students.

Why yoga teachers are dissecting cadavers

Thousands of fitness professionals are choosing to attend cadaver workshops to improve their understanding of anatomy and their teaching abilities. Though 3D virtual models give students a fresh way to explore the human body, medical students say experiencing the intricacies in person is far more instructive. As fitness professionals increase their understanding of the muscular and skeletal systems, their movement cues and instructions evolve in tandem.

Cadaver dogs are helping archaeologists uncover decaying history

Archaeologists are increasingly relying on dogs to help find decaying bodies at burial sites, some of them up to thousands of years old. This is helping archaeologists to detect past remains without ever touching a shovel, which means there's less...

When is it OK to dig up the dead?

Human bones tell stories that would otherwise be lost to history. But archaeologists are increasingly confronted with demands to let past generations rest in peace, according to this article.

What happens when a whale dies and falls to the ocean floor

A large whale's body can blanket more than 538 square feet of ocean floor. That's an enormous amount of organic matter, providing food for the ecosystem for centuries. Researchers have discovered bones on the seafloor from whale species that have been extinct for over 100,000 years.

The history of ghosts, explained

The afterlife has perplexed humans across different periods, cultures, and belief systems. The desire to understand what comes next is often explored through the telling of ghost stories. Learn more about the spooky phenomena here.

Alkaline hydrolysis—dissolving the body—is one 'green' burial option

This approach, which is sometimes called flameless cremation, involves dissolving the body with water and chemicals. The remaining bone fragments can then be spread like ashes. It was reportedly incorporated into the funeral industry in 2011.

When is someone actually dead?

Death is a process, not a sudden flip of a switch. Technology can now interrupt this process at various stages, begging the question of when exactly death happens in the dying process. This 33-minute podcast episode explores this question and the...

What happens when a cemetery goes out of business?

When a cemetery goes out of business, what happens to all the bodies? And how do cemetery business models work in the first place? This podcast episode answers those questions and others as host PJ Vogt interviews a cemetery expert who grew up in a cemetery before he began studying them as an adult.

What ghosts eat around the world

This Thrillist article compiles a rich assortment of cultural beliefs and practices surrounding food for the dead. From Bengali folklore to Ancient Greek mythology, peruse through the different ways in which cultures around the world use food to maintain connected to the deceased.

Cremations are America's top choice for postmortem body treatment

Though this process is the most popular one, more Americans are becoming interested in "green" burials that don't involve slowly degrading coffin materials, toxic embalming fluids or emissions from crematoria.

Mummification involves drying a body to preserve it long-term

It was a common and respected practice in many ancient societies. The Egyptians perfected the ritual as part of their religious views of death, believing the dead needed to remain physically intact to reach the afterlife. Mummies were common also in ancient China, Mesoamerica, and the Canary Islands.

Each part of the human body experiences aging differently

With global average life expectancy cresting at 73 years, understanding how the body ages is imperative to effective medical treatment and maintaining a desired quality of life. This 13-minute video dives into how the body and its organs age "from head to toe."

Rat taxidermy can be a tender, if unsettling, communal activity

At a rat taxidermy class in Chicago, participants use previously deceased rats, usually from lab experiments, as they learn the art of preservation step-by-step. Despite the gore, the act can engender tenderness toward the animal and prompt healthy reflection on death and dignity.

Watch this 2021 video demonstrating a full brain death examination

This video and accompanying article in the peer-reviewed New England Journal of Medicine show the then-standard steps of a full brain death examination—demonstrating the process on a medical dummy to search for pain, blinking, eye movement, cough, gagging, or other forms of responsiveness. (May need to sign up for a free account to view.)

The human body in 3D

Zygote Body is a free human anatomy tool that allows users to explore the intricacies of the human body in stunning detail. With the click of a mouse, users can isolate by body system or view anatomical structures from any angle. Check out this...

Fungi can cause disease, but they’re also our planet’s key decomposers

Fungi are their own taxonomic kingdom separate from flora and fauna, acting as the key decomposers and nutrient recyclers for our planet. Watch this video to understand the diverse types of fungi and the stages of the fungal life cycle. This video illustrates how fungi species may spread, eat nematode worms, damage nearby plants, and much more.

Whale falls—dead whales that have fallen to the ocean's floor—can provide enough food to spawn a local ecosystem of deep-sea organisms that lasts for decades.

Thanatology is the study of death and dying.

Fossils form in environments where dead organisms can be rapidly buried

Such landscapes enable corpses to be encased by terrain before significant decay occurs. They are most commonly found in river deltas and sinking coastal regions, where sediments accumulate over time until geological forces expose the areas to erosion, revealing embedded fossils.

See haunting images of the plaster casts of Pompeii’s victims

The plaster casts preserve victims’ final moments in striking detail—from their poses to the expressions frozen on their faces. This piece explains how 19th-century archaeologist Giuseppe Fiorelli devised the method long after the bodies had decomposed.

Afterlife traditions help some humans process death

Watch this video discussing concepts of the afterlife presented through an anthropological lens about one family's experience and traditions passed down from one generation to another.

Research advances suggest death takes much longer than we realized

Recent research indicates that organs, including the brain, are better at handling a lack of oxygen after the heart stops beating than previously known. Such findings may open up possibilities that include someday reversing certain death processes and expanding the availability of organs available for organ donations. (Some users may experience a paywall.)

Body horror is a subgenre that uses anxieties about appearance

Made popular in the 1980s through films like “The Fly,” the body horror subgenre focuses on physical transformation and violence. It gained significant attention in 2024, thanks to the critical attention “The Substance” received, including an Academy Award nomination for best picture.

The medical profession has a dark history of 'body snatching' for education

This term originally referred to secretly removing corpses from graves for sale—usually to medical schools where they were used for education. The practice dates back at least to the 1300s but still—much more rarely—persists today.

Explore the chemistry of undesired body odors

This graphic highlights some of the main compounds in different body odors, including halitosis (bad breath), flatulence, and foot odor.

True crime, explained

Tales exploring some of the most grisly and unthinkable crimes have satisfied the public's morbid curiosity for more than a century, and modern podcasting has shot the genre to new heights. Want to learn more about the history of true crime? 1440 has the breakdown here.

Whose bodies are held inside the American Museum of Natural History?

The American Museum of Natural History holds the remains of at least 12,000 people collected via purchase, donation, or expedition. This article by a professor of art crime details their attempt to identify the individuals whose remains the museum held. Amid questioning, AMNH announced it would change its human remains policy. At the time of the article's publication in October 2023, AMNH had few human remains on public display.

The 10 most amazing deep sea creatures

In this video, researchers from the world-renowned Monterey Bay Aquarium discuss the most fascinating deep sea creatures, and how they developed some of their strangest features.

Some medical schools have phased out human cadavers for digital alternatives

AI-based anatomy tools and digital cadavers are increasingly used to teach students, bypassing the ethical and consent concerns around the use of real bodies. Digital cadavers have also become less expensive than real ones, though the tactile and sensory experiences of real dissection may be irreplaceable.

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

Ghost stories across cultures often trace back to traumatic events

From a bat-like demon in Tanzania to a malevolent woman figure hovering above your sleeping body, the four disturbing tales outlined in this NPR article offer a glimpse into how happenings from WWII or the Aztec Empire haunt people’s memories.

Is synbio really cool, really scary, or both?

There's always been a divide between technology, the inanimate stuff that we build, and biology, the living stuff that nature builds. Synthetic biologists are trying to figure out how to close the gap by building living things.

The science of fear

The Hidden Brain podcast team explores the science of fear by traveling to a haunted house curated by a scientist to investigate what scares us, and why some people enjoy this sensation more than others.

An interactive dive into the immune system

Our bodies are equipped with an incredible system able to fight off invasive pathogens to protect us from illness. The complicated system includes lymph nodes, the spleen, bone marrow, and even the tonsils. But this same system can turn against itself, a condition known as autoimmune disorders. Follow along with this thorough, engaging explainer on the human body's defense system.

A fascinating look at how our DNA is built and replicated

This easy-to-understand 13-minute video dives into the wondrous molecule deoxyribonucleic acid – also known as DNA – and explains how it replicates itself in our cells.

Goose bumps require a surprisingly complex series of steps

Watch an anatomical breakdown of how goose bumps work—featuring real skin from a human cadaver, a segmented brain, and a detailed anatomical model of the skin—to learn about all the jargon behind goose bump science. (Warning: Includes graphic footage of cadaver skin.)

An anthropologist spent years riding garbage trucks to understand what our trash says about us

Robin Nagle rode with New York City sanitation workers to trace the hidden life of what we throw out. Her research explores what the things we discard reveal about who we are. 1440 explores the hidden life of trash.

Explore the deepest parts of the ocean

The deeps of the Earth's oceans are some of the most extreme environments on the planet. Take a trip 36,000 feet to the deepest parts of the sea in this informative, 10-minute animated video.

In China, deepfaking a dead loved one has become a growing industry

Digital replicas of the deceased provide individuals with another way to process grief in a culture with long-standing traditions of communicating with ancestors. The emotional and ethical implications of "digital immortality" are complicated further by cases of actors impersonating deceased relatives during deepfake video calls to hide their deaths.

Ghost stories can help us process death

Scholar Coya Paz’s research into ghost stories indicated that people often use them to grieve and remember tragic histories. Paz notes that specters in stories almost always demand to be acknowledged. She also shares the three most common types of ghosts we hear about are either vengeful, unwelcoming, or comforting.

The science behind ghosts, explored

Every culture has them—restless spirits, haunted houses, things that go bump in the night. But why do we believe in ghosts? Psychologist and skeptic Dr. Chris French joins host Sony Kassam to explore the science behind the supernatural, from sleep paralysis and hallucinations to the brain’s pattern-making instincts.

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.

Five of the strangest cemeteries in the world

Since forever ago, people have been burying the dead in odd ways that are still practiced today. Here's a roundup of some of the strangest burial spots in the world.

Mummification in Ancient Egypt transformed a body into a divine statue

Rather than for preservation, the ritual was a means of turning the biological body into an eternal vessel for the top percent of society. With no way to preserve eyes that would shrivel during dehydration, eye sockets were filled with onions or black and white stones.

How humans digest food

Every day, the average human eats close to six pounds of food—all of which must be processed by the digestive system. Ten organs collaborate to transform food that the mouth chews into the energy needed to stay alive. (Stretched out, these organs...

In 2023, at least 6 people were charged with stealing body parts

A recent case involving alleged trafficking in stolen human body parts charged that there was a nationwide network of individuals who bought and sold human remains. The charges alleged, among other things, that from 2018 through 2022, the manager of the morgue at Harvard Medical School's Anatomical Gifts Program stole organs and other parts of cadavers that had been donated for medical research and education. In late 2025, that Harvard morgue manager was sentenced to 96 months in prison.

Learn about historical uses of bioremediation, the oldest cleanup method on Earth

Biochemical reactions that decompose complex molecules into simpler ones have occurred on Earth for as long as life has existed and have gradually transformed the planet into a celestial body that is increasingly habitable to greater biodiversity. Along the way, modern, human-made bioremediation techniques began to take shape in Santa Maria, California, in the 1960s.