Many times, the ability to remain silent is the best communication strength you could have.

FORBES: Sometimes, Silence is Golden

My colleagues and I found that learning involves alterations in the strength of communication between nerve cells.

CNN: A Nobel Prize with help from sea slugs

If you produce a short-term memory -- if you look up a telephone number you just remember for a short period of time (or) you meet somebody and remember their name briefly -- you have a transient change in the strength of communication.

CNN: A Nobel Prize with help from sea slugs