How the Brain Decides What to Learn

In order to learn about the world, an animal needs to do more than just pay attention to its surroundings. It also needs to learn which sights, sounds and sensations in its environment are the most important and monitor how the importance of those details change over time. Yet how humans and other animals track those details has remained a mystery. Now, Stanford biologists report Oct. 26 in Science, they think they’ve figured out how animals sort through the details. ….[READ]