
Cognition & AI
Let Kids Sleep on It
Sleep is not lost learning time. Brain research and AI replay systems both suggest that children need downtime to make learning stick.
3 articles

Sleep is not lost learning time. Brain research and AI replay systems both suggest that children need downtime to make learning stick.

The brain's most powerful learning algorithm runs while you're unconscious. Sleep isn't a pause in learning — it's the half we've been ignoring. Here's why AI's failure to sleep may be its deepest architectural flaw.

During sleep, your hippocampus runs a selective replay of the day's experiences to wire memories into your neocortex. AI has a pale imitation. Here's how far apart the two actually are.