Fundamentals of Dark Matter Archives

Two broad wedges made of thousands of tiny dots in colorful bands on a black background.

Shifting Forces: The Evolving Debate Around Dark Energy

New evidence suggests the universe might not behave as expected, raising questions about the costs of being wrong.

Editors' Picks

Convincing Peasants to Fly in the Soviet Union

With air-minded films, poems, and demonstrations, Soviet leaders sought to lift peasants out of their “backward” lives and into the world of the modern proletariat.

Politics & History

The Trouble with Reentry

Reentry of space junk in the 1970s forced First Nations communities into a reckoning with Cold War geopolitics and a burgeoning envirotechnical disaster.

Politics & History

Iran’s Protest Culture

A succession of authoritarian regimes birthed a strong tradition of collective action.

Arts & Culture

Tyler S. Sprague on the Intersection of Structure and Design

An interview with Tyler S. Sprague, a historian of the built environment whose work depends on multidisciplinarity and a deep knowledge of structure and materials.

Politics & History

How to be a Modern Autocrat

In the twenty-first century, dictators are less likely than their predecessors to use violence to suppress dissent, cultivating instead “informational autocracies.”

Shifting Forces: The Evolving Debate Around Dark Energy

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