Some of China’s leading humanoid robots lined up against human athletes on Saturday in what organizers called the world’s first half‑marathon for androids.

When the U.S. announced a fresh round of tariffs on April 2, the U.S. economy was still gaining momentum and, in our view, ...

verl is a flexible, efficient and production-ready RL training library for large language models (LLMs). verl is the open-source version of HybridFlow: A Flexible and Efficient RLHF Framework paper.