The finding that cells in the human body are capable of generating and responding to electrical stimuli has motivated scientists to develop technologies to electrically interrogate and actuate ...

From the complexity of neural networks to basic biological functions and structures, the human brain only reluctantly reveals its secrets. Advances in neuro-imaging and molecular biology have only ...

Capillaries are very tiny blood vessels — so small that a single red blood cell can barely fit through them. They help to connect your arteries and veins in addition to facilitating the exchange of ...

Octopuses are not much like humans — they are invertebrates with eight arms, and more closely related to clams and snails. Still, they have evolved complex nervous systems and are capable of a wide ...

Damage or injury to the nerves in the central or peripheral nervous system can cause neuropathic pain. This could be a sharp, burning sensation or numbness and tingling. Diabetes, cancer, and other ...