Aerial view illustration of a slave ship

‘Who’s Black and Why?’

A new book by Henry Louis Gates Jr. and Andrew S. Curran examines how 18th-century academics understood Black identity.
Graph of the data from the genome study, in which every data point is represented by a line which connects to other lines to show family trees

Largest Human Family Tree Identifies Nearly 27 Million Ancestors

Researchers create massive genealogical network dating back 100,000 years
Forest with rock pile
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Using Thoreau’s Notebooks to Understand Climate Change

Thoreau's time at Walden Pond has provided substantial data for scientists monitoring the effects of a warming climate on the area's plant life.
Two photos of children being vaccinated.

Vaccinating Kids Has Never Been Easy

Uptake of COVID vaccines for kids has been slow, but it has been slow for other vaccines too.
Mural of Harriet Tubman in Cambridge, Maryland, by Michael Rosato

Harriet Tubman Is Famous As An Abolitionist and Political Activist, but She Was Also A Naturalist

The Underground Railroad conductor's understanding of botany, wildlife biology, geography and astronomy allowed her to guide herself and others to safety.
Masked Japanese Internment Camp Prisoner

Ask a Historian: Did Japanese Americans Have Access to Vaccines in WWII Incarceration Camps?

Shibutani, Haruo Najima, and Tomika Shibutani reported that the vaccination lines stretched as long as 200 yards. “The conditions were atrocious.”
Excerpt from Charles Durant's art album, depicting Poseidon surrounding by a circle of seaweed

Love and Longing in the Seaweed Album

Combing across 19th-century shores, seaweed collectors would wander for hours, tucking specimens into pouches, before pasting their finds into artful albums.
Illustration of John von Neumann surrounded by mathematical formulas, by Valentin Pavageau

John von Neumann Thought He Had the Answers

The father of game theory helped develop the atom bomb—and thought he could calculate when to use it.
Heavy machinery pushes coal at the Ramaco Resources Stonecoal Alma mine near Wylo, W.Va., on Aug. 8, 2017.
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Supreme Court Could Thwart EPA’s Ability to Address Climate Change

No matter the outcome of West Virginia v. EPA, the agency can take action to engage the public and make its data more accessible.
Radioactive plume from atomic bomb over Nagasaki
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Hiding the Radiation of the Atomic Bombs

The atomic bombing of Hiroshima and Nagasaki by the U.S. came with censorship and obfuscation about the effects of the radiation on those who were exposed.
Statue of three women scientists.

The Unsung Heroes Who Ended a Deadly Plague

How a team of fearless American women overcame medical skepticism to stop whooping cough, a vicious infectious disease, and save countless lives.
Portrait of William Small, by Tilly Kettle, c. 1765.
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The Revolution Whisperer

The overlooked first mentor of Thomas Jefferson.
Smiley face with game pieces as facial features against a blue background

What the History of AI Tells Us About its Future

IBM’s chess-playing supercomputer Deep Blue was eclipsed by the neural-net revolution. Now, 25 years on, the machine may get the last laugh.
Bleachman, a mascot created by the San Francisco AIDS Foundation as a part of a campaign directed at drug users and intended to help slow the transmission of HIV in needle-using communities, 1988.

What We Can Learn From Harm Reduction’s Defeats

The history of the movement is one of unlikely success. But what can we learn from embattled experiments like prescribed heroin? 
Vintage homepathic medicines

In the 1800s, Valentine’s Meant a Bottle of Meat Juice

An act of love in the form of a medicinal tonic.
Line of forest fire volunteers in Siberia

A Deranged Pyroscape: How Fires Across the World Have Grown Weirder

Fewer fires are burning worldwide than at any time since antiquity. But in banishing fire from sight, we have made its dangers stranger and less predictable.
Artist Isabel Holtan's depiction of an ant. The ant has fungi on its back.

"The Last Refuge of Scoundrels"

Hiding behind "academic freedom," E. O. Wilson actively propagated race pseudoscience in collusion with white supremacists.
Green labels read "100% Natural Product" and "Natural Bio Product"

Guilt-Free: Naturopathy and the Moralization of Food

How the rise of alternative, "natural," medicines led Americans to equate food with moral character.
A milk maid shows her cowpoxed hand to a physician, while a farmer or surgeon offers to a young man inoculation with cowpox that he has taken from a cow.

Whack-a-Mole

Vaccine skepticism and misinformation have persisted since the smallpox epidemics. With the internet, it's only gotten worse.
Spectrum of color from red to blue.

A Little Spectrum-y

What the autism diagnosis says about you.
Drawing of a dying tree. The tree is losing its needles and the trunk is frayed.

The Tallest Known Tree in New York Falls in the Forest

The white pine known as Tree 103 had lost the dewy glow that it had back in 1675.
Abortion protestors kneeling by pro-abortion signs.
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Failing to Embed Abortion Care in Mainstream Medicine Made It Politically Vulnerable

Actions by the medical profession in the 1970s still reverberate today.
Biden speaking at a podeum, in front of a vaccines.gov logo.
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Bureaucracy Under Fire: How the Supreme Court Has Jeopardized the OSHA Vaccine Mandate

Corporate deregulation has long curtailed OSHA’s power to safeguard workers.
The physicist Klaus Fuchs standing in a group of people.

Why Scientists Become Spies

Access to information only goes so far to explain the curious link between secrets and those who tell them.
People wait for a free coronavirus test outside the Lincoln Park Recreation Center in Los Angeles on Dec. 30.
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The 1918 Flu is Even More Relevant in 2022 Thanks to Omicron

The past provides a key lesson to minimize the damage from the omicron surge.

How Bad Are Plastics, Really?

Plastic production just keeps expanding, and now is becoming a driving cause of climate change.
Henry Ford on an early tractor.

American Power Pull

The farm tractor wasn’t born overnight. Perfecting it led to a three-way battle between Ford, John Deere and International Harvester.
<p>Thick smoke from multiple forest fires shrouds El Capitan (right) and the granite walls of Yosemite Valley on Saturday 12 September 2020, in Yosemite National Park, CA.<em> Photo Brian van der Brug/Los Angeles Times/Getty</em></p>

What Yosemite’s Fire History Says About Life in the Pyrocene

Fire is a planetary feature, not a biotic bug. What can we learn from Yosemite’s experiment to restore natural fire?
Magazine illustration depicting fantastical inventions for travel on water, land, and air, titled March of Intellect, by William Heath, c. 1828.

A Utopia of Useful Things

On the nineteenth-century artists and thinkers who pictured a future of abundance powered by steam.
A photograph of Fannie Farmer cooking with another woman.

Baking for the Holidays? Here's Why You Should Thank Culinary Pioneer Fannie Farmer

We all can thank a 19th century Boston-born cookbook author and domestic science pioneer for revolutionizing the way recipes are replicated at home.