Memory Switch

We may eventually be able to flip a "memory switch" to activate a region of our brain that could be necessary to remember things (from Wired Science):

...the new study, in Proceedings of the National Academies of Science on Monday, shows a signal that appears to precede the formation of any memory type. It could be an all-purpose memory switch, determining when the brain enters a favorable encoding state, roughly akin to the overwrite tab on an old-fashioned floppy disk. Read more...