Nervous System

New evidence of preserved brain tissue from the Cambrian period counters arguments that nervous tissue cannot be fossilized.

You can blame this mysterious newfound organ for the pain you feel when you prick your finger.

When an octopus uses its arms, it's a no-brainer.

One person has died in connection with a Listeria outbreak tied to sliced deli meats and cheeses. Why is this bacterium so dangerous?

This is (Dolphin) Spinal Tap.

Is there a purpose to pee shivers, or are they simply a biological glitch?

The neurons in your colon don't need to be told what to do.

Just flicking on a light might one day provide pain relief to some patients with chronic pain, early research in animals suggests.

A new study finds baby nerve cells even in very old brains. But the research remains controversial.

You can't see them, smell them, or taste them. By the time you feel them — it's already too late.