The eyes remember

Movement may reveal memories that the brain recalls even when a person isn’t aware of them

Eyewitness testimony is notoriously flaky, but new research suggests that eye movements can accurately reveal what a person remembers, even if the person isn’t aware of the memory.

In a memory test, participants’ eye movements picked the right answer even when the participant failed to, Deborah Hannula and Charan Ranganath, both of the University of California, Davis, report in the Sept.