Erasing a Memory - and Resoring It Back

Memories in rats have been erased and reactivated by researchers, that profoundly altered the animals' reaction to past events, at the University of California, San Diego School of Medicine. The study, published in the June 1 advanced online issue of the journal iNature/i, is the first to show the ability to selectively remove a memory and predictably reactivate it by stimulating nerves in the brain at frequencies that are known to weaken and strengthen the ...