Scientists have known for years that a lattice of blood vessels nourishes cells in the retina that allow us to see -- but it's been a mystery how the intricate structure is created. Now, researchers ...

The first wiring diagram of every neuron in an adult brain and the 50 million connections between them has been produced for a fruit fly. The diagram of all 139,255 neurons in the adult fly brain is ...

Brain cells are constantly swallowing material from the fluid that surrounds them - signaling molecules, nutrients, even ...