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New
Brain Freeze
Aurelia Song Charlie Dever
The idea of cryonics — freezing the bodies of the dead in the hopes that they can one day be revived — has existed since the 1960s. We’ve since learned that perfect preservation is much, much harder than any of its founders anticipated.
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New
The Georgist Roots of American Libertarianism
Reed Schwartz
Few thinkers have been championed by such a wide range of political coalitions, from American Progressives to Taiwanese anti-communists, early zionists to the global Green Party. So how did American libertarianism come to embrace Henry George, too?
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Newfiction
Knockout Mouse
Louis Evans
“Cancer is extremely varied and adaptive, and is likely the hardest of these diseases to fully destroy.” — Dario Amodei
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The First Day
The Editors
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What Are Schools For?
Agustina Paglayan
The modern education system around the world continues to bear the imprint of mass education’s original goal: obedience.
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interview
How to Triage Billions in Aid Cuts
Robert Rosenbaum
Inside PRO's rapid effort to connect private donors with the most cost-effective programs affected by USAID cuts.
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interview
Does AI Progress Have a Speed Limit?
Ajeya Cotra Arvind Narayanan
A conversation about the factors that might slow down the pace of AI development, what could happen next, and whether we’ll be able to see it coming.
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Can We Trust Social Science Yet?
Ryan Briggs
Everyone likes the idea of evidence-based policy, but it’s hard to realize it when our most reputable social science journals are still publishing poor quality research.
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Reports of the Death of California High-Speed Rail Have Been Greatly Exaggerated
Rob Davidoff
Building a high-speed rail between Los Angeles and San Francisco was never going to be easy — but the critics who write it off are missing the real source of the project’s struggles.
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The Origin of the Research University
Clara Collier
Universities have existed for more than a thousand years — and for almost all of that time, they weren’t centers of research. What changed in 19th century Germany?
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The Universal Tech Tree
Étienne Fortier-Dubois
When we try and pick out any technology in isolation, we find it hitched, in some way, to every innovation that preceded it. (Except for the Oldowan hand axe. We had to start somewhere.)
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Traffic Fatalities Are a Choice
Abi Olvera
America’s roads are more dangerous than those of almost every country in the developed world. We know how to change that.
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The Impossible Calculator
Andre Popovitch
10: Origins
Is evidence real? The second best-attended funeral of the 19th century. Car deaths. Colon cancer. California has a commitment problem. When is it right to indoctrinate children? The undiscovere’d country. AI can’t beat us at rock, paper, scissors. Modernity was invented by German bureaucrats in 1737. A really, truly excessive amount of math.