Topic dossier · Reviewed

Research

Methods, evidence, replication, and the institutions producing knowledge.

Editorial scope

Research

Methods, evidence, replication, and the institutions producing knowledge.

Essential coverage

Interview

Fei-Fei Li on spatial intelligence

A public-record conversation about the gap between language and the physical world.

Explainer

What is a world model?

The term covers systems that learn useful representations of how environments behave over time.

Research

How AI companies describe safety

A taxonomy of public commitments across labs, infrastructure providers, and application companies.