# Fei-Fei Li/World Labs share R2S2R results: sim-trained robot policies transfer with zero real-world data

_Tuesday, July 28, 2026 at 8:00 AM EDT · Robotics · Latest · Tier 2 — Notable_

Fei-Fei Li announced on X that World Labs is sharing early results from building worlds that train robots. The post stated that when SceniX joined World Labs, they said spatial intelligence was never only about perceiving and generating virtual and physical worlds but also interacting with them. The results shared are from the R2S2R project, showing sim-trained robot policies transfer with zero real-world data.

## Sources

- [drfeifei](https://x.com/drfeifei/status/2082137335052075298)

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Retrieved: 2026-07-29T09:32:44.663Z
Publisher: Tech & Business (techandbusiness.org)