October 2013

Up to 70% of the population has experienced déjà vu at one time or another. People who study déjà vu divide the phenomenon into two different categories:

 

People who have never visited a particular town or country may suddenly be gripped by a feeling of familiarity. 

 

As Halloween rolls around, it's a good time to reflect on the insanity of the Salem witch trials. The Puritans tortured and killed many women for witchcraft. These persecutions happened at the community level: women were reported to the authorities by their friends and neighbors, and their trials and executions were public affairs.