Scientists found evidence of two interleaved systems, which may help explain the connection between what's going on in our bodies and what's going on in brain areas involved in thoughts and emotions.

Our movements may be controlled by two distinct networks in our brain, rather than just one. For nearly a century, we have known that the motor cortex – a thin strip of tissue that runs across the top ...

The classical view of how the human brain controls voluntary movement might not tell the whole story. That map of the primary motor cortex — the motor homunculus — shows how this brain region is ...