Digital visualization of a colourful fractal called a Mandelbrot set.

Fifty Years of Fractals

A half century ago ago, Benoit Mandelbrot coined the word "fractal" and pioneered a new type of geometry.
A nutmeg farm in the Maluku Islands

Transplanting Nutmeg

Nutmeg originated in the Maluku islands of what’s now Indonesia, but Barbados became known as the Nutmeg Island. Why did the tree wander?
Isador Lubin, Chief of the Bureau of Labor Statistics, 1937

Where Do Economic Statistics Come From?

Many ways of measuring the economy came about in the decades between the American Civil War and World War II. We’ve been arguing about them ever since.
Galen by Ferdinand Georg Waldmüller

We Love Libraries

Honoring the libraries and librarians that have shaped the way we live, learn, and fight.
At center, the cytoskeleton’s actin fibers in mouse connective tissue cells are seen in yellow; cellular DNA is stained blue

Super-Resolution Microscopes Showcase the Inner Lives of Cells

Advanced light microscopy techniques have come into their own—and are giving scientists a new understanding of human biology and what goes wrong in disease.
A playground with modular toys

Changing Playground Design, Changing How Children Play

The built environment of the playground influences children’s play styles, and even small interventions can affect cognitive and social-emotional development.
Simon Miles

Simon Miles on Superpowers and Serendipity

An interview with historian of US foreign policy and diplomacy Simon Miles, who finds that surprises in the archives can lead to the most compelling projects.
Cross Reference image

What’s That in My Glass? It’s Cross Reference!

Grab a cheeseboard and pour a soft, fruity red to help you solve this month’s puzzle.
Illustration from a poster of the first issue stamp celebrating the Mendez v. Westminster School District case

Mendez v. Westminster and Mexican American Desegregation

International relations and foreign influence helped end legal segregation of Mexican American students in California after World War II.
Cher

Cher’s Vocoder Is the Sound of Both Y2K and Camp

Released on the global stage by Cher, the vocoder effect speaks for the millennium and for queer subculture.