All things living have memories. All brain cells reach out to embrace each other ... some dancing to remember, others to forget. Scientists struggle to understand the tangled web of neurons we weave into the sightlines to our past. Some think memories are stored in these connections between the cells. New evidence suggests that alterations in the brain cell’s chemistry or DNA may yield a more persistent reservoir of memories. A million years from now when beasts unimaginable roam the earth and we are ghosts in their machinery, what memories of us will rise from the depths to haunt or inspire?