What is a Ghost?

[Jarred James Breaux]

What is a Ghost?
Rhetta Akamatsu

Have you ever seen a ghost? Or have you ever heard or felt something that felt creepy to you? Ghosts are very popular subjects these days. About half the American people admit to believing in them, and there are ghost beliefs in nearly every culture in the world. People have told ghost stories and reported ghostly encounters for all of recorded history. Today, paranormal investigators are compiling film and audio evidence, and experimenting with changes in electromagnetic fields and temperature in allegedly haunted places to try to determine if there is objective evidence for the existence of something we might identify as a ghost. Growing evidence indicates that there is, indeed, some unexplained phenomena that can, for lack of a better word, be identified as a ghost or spirit.

But what, exactly, is a ghost? In folklore, a ghost is the manifestation of a dead person, and many people belief this is so. But what are other theories of what a ghost might be?
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