Scientists have long suspected that hormones quietly tune how the brain learns, but the idea of a single, hidden “switch” has usually been more metaphor than map. What is emerging from decades of ...

Modern large language models (LLMs) might write beautiful sonnets and elegant code, but they lack even a rudimentary ability to learn from experience. Researchers at Massachusetts Institute of ...

On a bright, sunny day, a group of first-graders eagerly begins a science investigation called “Shadow Town.” The teacher gathers them in a circle and asks, “What causes shadows?” It’s a good question ...

After uncovering a unifying algorithm that links more than 20 common machine-learning approaches, researchers organized them into a 'periodic table of machine learning' that can help scientists ...