A group of people wading in the ocean.

The Swelter of Summer: Heat Waves and the Urban Heat Island in New York City History

A history of record-breaking highs but also of sweaty, sticky, corporeal experiences.
Cribs in maternity ward
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Worried About a Population Bust? History Shows We Shouldn’t Be.

Letting panic about fertility rates drive policy is dangerous.

Seeing the Pandemic Through the Shuttered Bungalows of an L.A. Sanatorium

Once a haven for tuberculosis patients, Barlow Respiratory Hospital is uniquely suited to the COVID and post-COVID eras.
Children wiping away sweat

8 Creative Ways People Kept Cool Before Air Conditioning

People have come up with a range of ingenious, harebrained, and sometimes grim but often remarkable ways to stay cool during a summer scorcher.
Drawing of boy with bottle of bitters

The Bitter Truth About Bitters

A bottle of bitters from about 1918 had significant amounts of alcohol and lead—and not a trace of the supposed active ingredient.
Woman's glowing face

“A Revolutionary Beauty Secret!”

On the rise and fall of radium in the beauty industry.
Abstract painting titled 'Constellation' by Helen Gerardia

A New Planet in the System

Early Americans conscripted the universe into their nation-building project.
Drawing of ailing person in bed with another person sitting in chair facing them

How Early Americans Narrated Disease

Early Americans coped with disease through narratives that found divine providence and mercy in suffering.
Wally Funk today and as a pilot

Guess Who’s Going to Space With Jeff Bezos?

Wally Funk has been ready to become an astronaut for six decades.
Illustration of men around an old printing press

Benjamin Franklin's Fight Against a Deadly Virus

Colonial America was divided over smallpox inoculation, but he championed science to skeptic.
ACT UP protesters take part in an act of civil disobedience near the West Steps of the U.S. Capitol in 2004.
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AIDS Disappeared From Public View Without Ending. Will Covid-19 Do the Same?

By thinking of diseases just as medical problems, we allow them to fester in poor communities.
A lightbulb with a virus inside

World War II’s Lesson for After the Pandemic

The U.S. needs another innovation dream team.
A performer on stage

The Mermaid in the Fishbowl

The rise of optical illusions and magical effects.
A diagram of the phases of the Moon.

Man-Bat and Raven: Poe on the Moon

A new book recovers the reputation Poe had in his own lifetime of being a cross between a science writer, a poet, and a man of letters.
Man and woman researching using machines

Where Would We Be Without the Paper Punch Card?

An 80-by-10 grid punched into a paper card helped drive us out of the Industrial Age and into the Data Age.
André Michaux walking through a landscape of botanical drawings.

The Forgotten French Scientist Who Courted Thomas Jefferson—and Got Pulled Into Scandal

A decade before Lewis and Clark, André Michaux wanted to explore the American continent. Spying for France gave him that chance.
Edgar Allan Poe.

Edgar Allan Poe’s Other Obsession

Known as a master of horror, he also understood the power—and the limits—of science.
A COVID-19 burial in India

This Pandemic Isn’t Over

The smallpox epidemic of the 1860s offers us a valuable, if disconcerting, clue about how epidemics actually end.
Space Shuttle Challenger explosion

How Legendary Physicist Richard Feynman Helped Crack the Case on the Challenger Disaster

Kevin Cook on the warnings NASA ignored, with tragic results.
Illustration from Percival Lowell's Mars as the Abode of Life, 1908.

Alien Aqueducts: The Maps of Martian Canals

Observing the visible features of Martian landscapes, Giovanni Schiaparelli began seeing things almost immediately.
John Haygarth.
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Paying People to Get Vaccines is an Old Idea Whose Time Has Come Again

While smallpox was ravaging late 18th century Britain, John Haygarth thought up of a plan to pay people for public health compliance.
Photograph of a young bison, partially obscured by shadow

When the Bison Come Back, will the Ecosystem Follow?

Can a cross-border effort to bring wild bison to the Great Plains restore one of the world's most endangered ecosystems?
Silhouette of two bison on the plains

The Bison and the Blackfeet

Indigenous nations are spearheading a movement to restore buffalo to the American landscape.
Crowd pointing to UFO over Chrysler Building

How Washington Got Hooked on Flying Saucers

A collection of well-funded UFO obsessives are using their Capitol Hill connections to launder some outré, and potentially dangerous, ideas.
Model posing with the original Motorola cellphone

The First Cellphone: Discover Motorola’s DynaTAC 8000X, a 2-Pound Brick Priced at $3,995

We get the culture our technology permits, and in the 21st century no technological development has changed culture like that of the smartphone.
McCown's longspur, now called the thick-billed longspur, in flight over a field.

In Defense of Bird Names

Why the rich historical names given to birds should not be scrubbed for the sake of political correctness.
Stephen Kinzer

The Untold Story of the CIA’s MK Ultra: A Conversation with Stephen Kinzer

Stephen Kinzer discusses his new biography, “Poisoner in Chief: Sidney Gottlieb and the CIA Search for Mind Control.”
Anthony Brinson, right, talks to a resident in Detroit on May 4 as part of a door-to-door effort to encourage people in the majority-Black city to get vaccinated against the coronavirus. (Paul Sancya/AP)
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Black Americans Have Always Understood Science as a Tool in Their Freedom Struggle

Fixating on Black vaccine skepticism obscures a rich history of Black medical and scientific innovation.
President Joe Biden behind the wheel of an electric car.
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Stagecoaches Could Fix Our Electric Car Problem

One solution to climate change may come from our pre-automotive past.
Ernest Wilkins and an atom.

The Unsung African American Scientists of the Manhattan Project

At least 12 Black chemists and physicists worked as primary researchers on the team that developed the technology behind the atomic bomb.