Could science fiction become reality? In 2004’s “Eternal Sunshine of the Spotless Mind,” Jim Carrey’s character undergoes a ...

REM stages and one REM stage. Ideally, you repeatedly cycle through each stage. Learn how long each stage lasts.

As time passes, the visual information that illustrates our memories fades away ... “We wanted to know whether this feeling of memory vividness is related to not just what is remembered, but how it is ...

memory formation hinges on connections between groups of engram cells, which are neurons thought to capture and store ...