Brains are like sponges, slurping up new information. But sponges may also be a little bit like brains. Sponges, which are humans’ very distant evolutionary relatives, don’t have nervous systems. But ...

Others, however, believed that the peripheral nervous system (nerves that connect the body's extremities to the brain) played a larger role, as nerves in the moving limbs produced feedback signals ...

Researchers propose that placozoans, one of the simplest kinds of animals, may contain the blueprint for the neurons of more complex creatures. By Sam Jones For hundreds of millions of years, ...

The immune system may play a fundamental role along with the central nervous system in amyotrophic lateral sclerosis (ALS), also known as 'Lou Gehrig's disease,' researchers report. The immune system ...

In jellyfish and sea anemones, neurons accumulate DNA damage while animals are awake and repair that damage during sleep.

There are key differences in how men and women respond to stress and process emotions and events through the nervous system. Amelia Chapman of Mind Body Amore says it’s not a one-size-fits-all ...

Each part of the nervous system uses internal checks and balances to regulate its activity, responding to various factors like mood, health status, and the external environment.¹ These regulatory ...

Strange sea creatures called ctenophores have a fused nerve net where scientists expected to see synapses. Did they evolve their nervous system separately from other animals? When you purchase through ...