Star Trek icon Brent Spiner makes a rare sighting at 77, see him now

He became well-known for his role as Data on Star Trek: The Next Generation. Data was a highly intelligent, artificial being—an android—who served as a crew member aboard the starship USS Enterprise-D.








![An agent learns to navigate a complex world not by directly modeling its dynamics, but by constructing a verifiable world model-a learned representation assessed by a dedicated verifier-that simultaneously optimizes performance and guarantees adherence to a user-defined specification [latex]\varphi[/latex], effectively decoupling policy learning from precise environmental knowledge and enabling runtime certification of both behavioral correctness and model abstraction quality.](https://arxiv.org/html/2602.23997v1/2602.23997v1/x1.png)