The neuroscience of practice: How birds master singing

A baby's babbling may sound like nonsense, but it's actually an extended act of trial-and-error learning. As babies produce different sounds, their brains note which attempts succeed and which ones fail. Over time, that feedback ...

Mapping surprise in the human mind, with help from AI

We build AI systems to mimic the human brain: writing emails, answering questions and predicting what comes next. But new research aims to turn that relationship around—using large language models (LLMs) to explore how ...

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