The key themes that defined the year behind us will also shape the one ahead. The most-read articles of 2025 tracked a return ...

A 13-year-old and his teen sister picked up vibe coding and ended up competing together in a 24-hour hackathon with their dad ...

We propose HtmlRAG, which uses HTML instead of plain text as the format of external knowledge in RAG systems. To tackle the long context brought by HTML, we propose Lossless HTML Cleaning and Two-Step ...

Harvard's free programming classes teach you how to think, debug, and adapt in an AI-driven world where knowing code matters more than ever.