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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.
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.
Kelsey Piper and Jasmine Sun talk about microschools, whether localism is the enemy of Abundance, and why Chinese bureaucrats are like Growth PMs.
USAID has been slashed, and it is unclear what shape its predecessor will take. How might American foreign assistance be restructured to maintain critical functions? And how should we think about its future?
More in science
Episode four of the Works in Progress podcast is about land.
For decades, mathematicians have struggled to understand matrices that reflect both order and randomness, like those that model semiconductors. A new method could change that. The post New Physics-Inspired Proof Probes the Borders of Disorder first appeared on Quanta Magazine
Maybe we’re thinking about all of these papers the wrong way
In “Amazon Tipping Point” — Third-Place Winner of the 2025 Yale Environment 360 Film Contest — Brazilian filmmakers capture striking images of clear-cutting and explore how human activity is so damaging the world’s largest rainforest that it will not be able to recover. Read more on E360 →
This is an interesting story, and I am trying to moderate my optimism. Alzheimer’s disease (AD), the major cause of dementia in humans, is a very complex disease. We have been studying it for decades, revealing numerous clues as to what kicks it off, what causes it to progress, and how to potentially treat it. […] The post Lithium and Alzheimer’s Disease first appeared on NeuroLogica Blog.
