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

From a tiny sample of tissue no larger than a grain of sand, scientists have come within reach of a goal once thought ...

WASHINGTON, April 9 (Reuters) - Neuroscientists have produced the largest wiring diagram and functional map of a mammalian brain to date using tissue from a part of a mouse's cerebral cortex ...