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The Well-Meaning Bad Ideas Spoiling a Generation
Psychologist Jonathan Haidt on politics, morality, and the coddling of the American mind.
How Imagination Will Save Our Cities
Scientists might need to take a cue from artists to adapt our cities for climate change.
Here’s How We’ll Know an AI Is Conscious
An AI’s answer to this question can reveal its inner life—or lack thereof.
Smarter Parts Make Collective Systems Too Stubborn
As researchers delve deeper into the behavior of decentralized collective systems, they’re beginning to question some of their initial assumptions.
Smaller Is Better: Why Finite Number Systems Pack More Punch
Recent progress on the “sum product” problem recalls a celebrated mathematical result that revealed the power of miniature number systems.
The Math That Takes Newton Into the Quantum World
How a math professor learned to stop worrying and love algebraic geometry.
How the Universe Remembers Information
A “memory matrix” might solve Stephen Hawking’s black-hole paradox.
What Dark Matter Needs Are New Kinds of Experiments
After 30 years and no results, it’s time to support more entrepreneurial physicists.