Quinn Gray describes her kidnapper to a police sketch artist. This web exclusive is part of the Dateline report 'Ransom' from Friday, September 23.Sept. 24, 2011 ...

The vast potential of the human brain becomes especially clear in the domain of memory. The most captivating instances of superior memory ability may be few and far between—the savant who memorizes a ...

Memories can be immensely powerful, and for people struggling with mental health conditions, that power can be a burden. Memory keeps a record of what has made someone uneasy or upset, what undercut a ...