Men on horses and with swords exploring the a canyon.

Scratching the Surface

How geology shaped American culture.
A row of beds at the Fort Worth Narcotic Farm.
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“I Don’t Expect Many Escapes”

On the rise of the narcotic farm model, a radical reimagining of the nation’s approach to addiction.
A painting of a Civil War battle.

New Estimates of US Civil War Mortality from Full-Census Records

The Civil War was the deadliest conflict in US history. However, incomplete records have made it difficult to estimate the exact death toll.
A barcode.

A Linear Morse Code

How fifty years of barcode magic came to be.
A younger person's hand holding the hand of an older person in bed.

A Good Death: The Modern Hospice Movement

Cicely Saunders realized that preparing for a good death is the first step in providing one.
Magnifying glass on top of the book "The Mask of Sanity" by Hervey Cleckley.

The Man Who Invented the “Psychopath”

Hervey Cleckley wanted to treat the most overlooked psychiatric patients. Instead his work was used to demonize them.
A stuffed bear in a room of empty children's beds at Willowbrook Hospital.

The Horrors of Hepatitis Research

The abusive experiments on mentally disabled children at Willowbrook State School were only one part of a much larger unethical research program.
Illustrations of a skeleton and an angel in a book.

This 19th-Century ‘Toy Book’ Used Science to Prove That Ghosts Were Simply an Illusion

“Spectropia” demystified the techniques used by mediums who claimed they could speak to the dead, revealing the “absurd follies of Spiritualism.”
A variety of apples on a rustic wooden table.

Apples Have Never Tasted So Delicious. Here’s Why

Apple experts divide time into “before Honeycrisp” and “after Honeycrisp,” and apples have never tasted so good.
Illustration of John Tanton

The Ghosts of John Tanton

Today’s contentious immigration debate is the construct of one man’s effort to halt overpopulation.
The Geologic Time Spiral showing different periods over millions of years.

Deep Time and the Civil War Dead

The Civil War's vast death toll joined Earth's deep time story, magnifying its meaning as part of God's creative acts across eons.
The newsroom of the Mobile Press-Register, ca. 1982.

Journalists and the “Origin Story” of Working from Home

Journalists helped to pioneer what would eventually result in our mobile world.
An aerial view of a forest meeting with a burnt, empty landscape.

Does the U.S. Have a Fire Problem?

Forest fires of 1910 sparked a media-driven fire exclusion policy, which has arguably worsened today's "fire problem."
John B. Calhoun and his rats from a 1970 photograph.
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Rats Are as Bad as Human Beings in Some Ways

In which John B. Calhoun begins to study the lifestyles of rodents, and the public listens.
Advertisement promoting cocaine toothache drops, 1889.

An Undulating Thrill

Once lauded as a wonder of the age, cocaine soon became the object of profound anxieties. What happened?
A collage of advertisements for lithium and lithium water.

The Truth About Lithium Might Never Come Out

Longevity enthusiasts are microdosing a 19th-century cure-all. Are they onto something?
Painting by Mary Cassatt titled "Mother and Child (Goodnight Hug)".

Beyond “Baby Blues”

“Postpartum depression” encompasses various debilitating changes in mood that can occur after giving birth. How did that language come to be?
An illustration of the book "Silent Spring" on top of the earth.

This Book Helped Save the Planet—but Created a Very Harmful Myth

It radically shifted the way the world looked at the environment, but created a wave of misinformation we’re still dealing with today.
Cover of the 1973 report "Computers, Records, and the Rights of Citizens."

60 Years Ago, Congress Warned Us About the Surveillance State. What Happened?

The same legal and cultural struggles will await the next critical infrastructural technology, and the next.
Pressed seaweed arranged like a bouquet by William G. Allen and Mary King Allen.

Flowers of the Sea: Marine Specimens at the Anti-Slavery Bazaar

Seaweed and its connection to faith and abolitionism.
A ragpicker collects recyclable materials at a landfill.

Why Recycling Is Mostly Garbage

In two new books, the rise of recycling is a story of illusory promises, often entwined with disturbing political agendas.
John Mack speaking on the Oprah Winfrey Show, with a tagline that reads "John Mack, M.D., Harvard Psychiatrist Who Believes Patients Were Abducted By Aliens."

John E. Mack and the Unbelievable UFO Truth

The controversial career of John E. Mack, the Pulitzer Prize–winning Harvard psychiatrist who wrote best-selling books on UFO abduction.
Eleanor Roosevelt speaking at a podium.

The Women She Left Behind

Eleanor Roosevelt’s tacit support for a program that jailed sex workers suggests the limits of the elite-led reform efforts she championed.
A stone sign that reads "Gateways Hospital and Community Mental Health Center."

How Louis Ziskind Helped Deinstitutionalize Mental Healthcare

A community health center in Los Angeles that sought to get patients back into the community.
1950s office worker holding a handkerchief to his brow.

How Air Conditioning Took Over the American Office

Before AC, office workers relied on building design to adapt to high temperatures. The promise of boosted productivity created a different kind of workplace.

How a 1920s Survey Changed the Way Americans Thought About Sexuality

A researcher challenged the idea that women did not – and should not – experience sexual desire.
Prairie landscape.

Protecting the Prairie

On the native prairies of North America, green is the problem.
A view of a hallway inside of an archive lined with bookshelves.

On the Dark History and Ongoing Ableist Legacy of the IQ Test

How research helps us understand the past to create a better future.
A collage of a Teflon pan frying an egg, surrounded by nuclear bombs and the molecular structure of Teflon.

The Long, Strange History of Teflon

First discovered in 1938, Teflon has been used for everything from helping to create the first atomic bomb to keeping your eggs from sticking to the pan.
Collage art of Supreme Court Justices.

Science Historian Naomi Oreskes Schools the Supreme Court on Climate Change

Scientists and lawmakers in the 70s knew more than we think they did about climate change and the impacts of fossil fuel regulations.