The mystery of the Baghdad Battery

The history of mankind is full of mysteries and riddles, some of which have already been solved, but many have yet to be understood and deciphered. The mystery of the Baghdad Battery belongs to the second category... In 1936, during archaeological excavations at Quyut Rabbua, near Baghdad, a strange object was found that dates back to the Partha civilization that existed in the second century B.C. The object consists of a yellow [...]