From a tiny sample of tissue no larger than a grain of sand, scientists have come within reach of a goal once thought unattainable: building a complete functional wiring diagram of a portion of the ...

Researchers say they have mapped more than 200,000 cells in a cubic centimeter of brain tissue and have traced how they're all connected.

Neuroscientists have produced the largest wiring diagram and functional map of a mammalian brain to date using tissue from a ...