When the aging brain misfires, the results can be astonishing and a little alarming.

My friend and Huffington Post Blogger Dave Pruett is a mathematician turned philosopher who writes about the interface between science and what might be termed more mystical or parapsychological ...

An elderly woman believed she was possessed by ghosts when she saw her arm move on its own before doctors discovered she was actually suffering from an extremely rare condition. A 77-year-old woman ...