### What happened - The scientific python tutorials now use Jupyter Book 2: https://numpy.org/numpy-tutorials/ - This came out of the recent scientific python developer conference in Copenhagen: https://scientific-python.org/summits/developer/2025-nov/ ### What's exciting or useful about it - NumPy has been contributing to the JB2 stack to bring it up to functionality needed by numpy - We're excited to see JB2 being used in a major OSS scientific python tool! ### Where can I learn more? - PR that implemented this: https://github.com/numpy/numpy-tutorials/pull/274