Artificial intelligence

Models, tools and news from the AI world, explained simply.

What a language model is, and why it sometimes makes things up

ChatGPT, Gemini and Claude are all built on language models. Here is how they really work, with no formulas, and why they occasionally get things wrong with total confidence.

8 September 2026

Artificial intelligence

How to write an effective prompt: the 5 rules that actually change the answers

The quality of what you get from an AI assistant depends almost entirely on how you ask. Five practical rules, with before-and-after examples.

5 September 2026