Sep 29 2025SCIENCE
The Five Big Ideas from a Brainy Scientist
Karl Friston is a big deal in the world of science. He's turned 65, and people are celebrating his work. His ideas have changed how we understand the brain and how it works. He's come up with five main ideas, or formulae, that have made a huge impact. First, let's talk about the brain. Friston thin
reading time less than a minute