![Vandana Sampathkumar, PhD](/sites/default/files/styles/medium_3_2/public/images/vandana-universal-832x469.jpeg?itok=vMTN_6e_)
Scientists believe the thalamus helps relay sensory and motor signals and regulate consciousness and alertness. But this new research reveals a greater complexity in how the thalamus receives different types of information and relays it to all parts of the cortex.